Base | Representation |
---|---|
bin | 10010101111000… |
… | …11011100011001 |
3 | 101221202000221010 |
4 | 21113203130121 |
5 | 310213410213 |
6 | 23332404133 |
7 | 3615626631 |
oct | 1127433431 |
9 | 357660833 |
10 | 157169433 |
11 | 807997a3 |
12 | 44776649 |
13 | 2673c285 |
14 | 16c336c1 |
15 | dbe8ac3 |
hex | 95e3719 |
157169433 has 16 divisors (see below), whose sum is σ = 215649216. Its totient is φ = 101774400.
The previous prime is 157169417. The next prime is 157169447. The reversal of 157169433 is 334961751.
It is not a de Polignac number, because 157169433 - 24 = 157169417 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 157169391 and 157169400.
It is not an unprimeable number, because it can be changed into a prime (157169413) 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, 11166 + ... + 20952.
It is an arithmetic number, because the mean of its divisors is an integer number (13478076).
Almost surely, 2157169433 is an apocalyptic number.
It is an amenable number.
157169433 is a deficient number, since it is larger than the sum of its proper divisors (58479783).
157169433 is a wasteful number, since it uses less digits than its factorization.
157169433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9944.
The product of its digits is 68040, while the sum is 39.
The square root of 157169433 is about 12536.7233757469. The cubic root of 157169433 is about 539.6630648460.
The spelling of 157169433 in words is "one hundred fifty-seven million, one hundred sixty-nine thousand, four hundred thirty-three".
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