Base | Representation |
---|---|
bin | 10010110100110… |
… | …01011011101101 |
3 | 102000010220110120 |
4 | 21122121123231 |
5 | 310411233421 |
6 | 23400355153 |
7 | 3625153116 |
oct | 1132313355 |
9 | 360126416 |
10 | 157914861 |
11 | 81158855 |
12 | 44a75ab9 |
13 | 26940660 |
14 | 16d8920d |
15 | dce48c6 |
hex | 96996ed |
157914861 has 16 divisors (see below), whose sum is σ = 227109120. Its totient is φ = 97024320.
The previous prime is 157914851. The next prime is 157914907. The reversal of 157914861 is 168419751.
It is not a de Polignac number, because 157914861 - 25 = 157914829 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157914851) 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, 24796 + ... + 30506.
It is an arithmetic number, because the mean of its divisors is an integer number (14194320).
Almost surely, 2157914861 is an apocalyptic number.
It is an amenable number.
157914861 is a deficient number, since it is larger than the sum of its proper divisors (69194259).
157914861 is a wasteful number, since it uses less digits than its factorization.
157914861 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6436.
The product of its digits is 60480, while the sum is 42.
The square root of 157914861 is about 12566.4179860452. The cubic root of 157914861 is about 540.5148964013.
The spelling of 157914861 in words is "one hundred fifty-seven million, nine hundred fourteen thousand, eight hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •