Base | Representation |
---|---|
bin | 10010101010011… |
… | …00011100010010 |
3 | 101220120121111121 |
4 | 21111030130102 |
5 | 310034112210 |
6 | 23311232454 |
7 | 3610442464 |
oct | 1125143422 |
9 | 356517447 |
10 | 156550930 |
11 | 80407038 |
12 | 4451872a |
13 | 265838b3 |
14 | 16b12134 |
15 | db256da |
hex | 954c712 |
156550930 has 32 divisors (see below), whose sum is σ = 291916800. Its totient is φ = 60384960.
The previous prime is 156550907. The next prime is 156550939. The reversal of 156550930 is 39055651.
It is not an unprimeable number, because it can be changed into a prime (156550939) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107467 + ... + 108913.
It is an arithmetic number, because the mean of its divisors is an integer number (9122400).
Almost surely, 2156550930 is an apocalyptic number.
156550930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
156550930 is a deficient number, since it is larger than the sum of its proper divisors (135365870).
156550930 is a wasteful number, since it uses less digits than its factorization.
156550930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1834.
The product of its (nonzero) digits is 20250, while the sum is 34.
The square root of 156550930 is about 12512.0314098071. The cubic root of 156550930 is about 538.9542289112.
The spelling of 156550930 in words is "one hundred fifty-six million, five hundred fifty thousand, nine hundred thirty".
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