Base | Representation |
---|---|
bin | 10010101010001… |
… | …11010111101001 |
3 | 101220112120000002 |
4 | 21111013113221 |
5 | 310032431103 |
6 | 23310552345 |
7 | 3610325063 |
oct | 1125072751 |
9 | 356476002 |
10 | 156530153 |
11 | 803a246a |
12 | 445086b5 |
13 | 265772c0 |
14 | 16b08733 |
15 | db1e488 |
hex | 95475e9 |
156530153 has 4 divisors (see below), whose sum is σ = 168570948. Its totient is φ = 144489360.
The previous prime is 156530137. The next prime is 156530159. The reversal of 156530153 is 351035651.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 25725184 + 130804969 = 5072^2 + 11437^2 .
It is a cyclic number.
It is not a de Polignac number, because 156530153 - 24 = 156530137 is a prime.
It is not an unprimeable number, because it can be changed into a prime (156530159) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6020378 + ... + 6020403.
It is an arithmetic number, because the mean of its divisors is an integer number (42142737).
Almost surely, 2156530153 is an apocalyptic number.
156530153 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
156530153 is a deficient number, since it is larger than the sum of its proper divisors (12040795).
156530153 is a wasteful number, since it uses less digits than its factorization.
156530153 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12040794.
The product of its (nonzero) digits is 6750, while the sum is 29.
The square root of 156530153 is about 12511.2011014131. The cubic root of 156530153 is about 538.9303850255.
The spelling of 156530153 in words is "one hundred fifty-six million, five hundred thirty thousand, one hundred fifty-three".
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