Base | Representation |
---|---|
bin | 10010110000110… |
… | …11110000110011 |
3 | 101222011202100220 |
4 | 21120123300303 |
5 | 310243300430 |
6 | 23341344123 |
7 | 3620610315 |
oct | 1130336063 |
9 | 358152326 |
10 | 157400115 |
11 | 80937044 |
12 | 44868043 |
13 | 267c0282 |
14 | 16c937b5 |
15 | dc42110 |
hex | 961bc33 |
157400115 has 16 divisors (see below), whose sum is σ = 252419328. Its totient is φ = 83753696.
The previous prime is 157400101. The next prime is 157400179. The reversal of 157400115 is 511004751.
157400115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 157400115 - 25 = 157400083 is a prime.
It is a nialpdrome in base 15.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5199 + ... + 18488.
It is an arithmetic number, because the mean of its divisors is an integer number (15776208).
Almost surely, 2157400115 is an apocalyptic number.
157400115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
157400115 is a deficient number, since it is larger than the sum of its proper divisors (95019213).
157400115 is a wasteful number, since it uses less digits than its factorization.
157400115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24138.
The product of its (nonzero) digits is 700, while the sum is 24.
The square root of 157400115 is about 12545.9202532138. The cubic root of 157400115 is about 539.9269620009.
Adding to 157400115 its reverse (511004751), we get a palindrome (668404866).
The spelling of 157400115 in words is "one hundred fifty-seven million, four hundred thousand, one hundred fifteen".
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