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150 (number) - Wikipedia
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Natural number
← 149 150 151 → Cardinal one hundred fifty Ordinal 150th
(one hundred fiftieth) Factorization 2 × 3 × 52 Divisors 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150 Greek numeral ΡΝ´ Roman numeral CL, cl Binary 100101102 Ternary 121203 Senary 4106 Octal 2268 Duodecimal 10612 Hexadecimal 9616
150 (one hundred [and] fifty) is the natural number following 149 and preceding 151.
- 150 is the sum of eight consecutive primes (7 + 11 + 13 + 17 + 19 + 23 + 29 + 31). Given 150, the Mertens function returns 0.[1]
- 150 is conjectured to be the only minimal difference greater than 1 of any increasing arithmetic progression of n primes (in this case, n = 7) that is not a primorial (a product of the first m primes).[2]
- The sum of Euler's totient function φ(x) over the first twenty-two integers is 150.
- 150 is a Harshad number and an abundant number.
- 150 degrees is the measure of the internal angle of a regular dodecagon.
150 is also:
Integers −1 0s
100s
200s
300s
400s
500s
600s
700s
800s
900s
1000s
- 100,000
- 1,000,000
- 10,000,000
- 100,000,000
- 1,000,000,000
- 10,000,000,000
- 100,000,000,000
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