Base | Representation |
---|---|
bin | 10010110011001… |
… | …11110001101000 |
3 | 101222202120110100 |
4 | 21121213301220 |
5 | 310333231324 |
6 | 23352145400 |
7 | 3623345121 |
oct | 1131476150 |
9 | 358676410 |
10 | 157711464 |
11 | 81029a59 |
12 | 44998260 |
13 | 2689bbc1 |
14 | 16d35048 |
15 | dca44c9 |
hex | 9667c68 |
157711464 has 96 divisors (see below), whose sum is σ = 447356520. Its totient is φ = 50139648.
The previous prime is 157711459. The next prime is 157711481. The reversal of 157711464 is 464117751.
157711464 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 140422500 + 17288964 = 11850^2 + 4158^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140634 + ... + 141750.
Almost surely, 2157711464 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 157711464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223678260).
157711464 is an abundant number, since it is smaller than the sum of its proper divisors (289645056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157711464 is a wasteful number, since it uses less digits than its factorization.
157711464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1219 (or 1212 counting only the distinct ones).
The product of its digits is 23520, while the sum is 36.
The square root of 157711464 is about 12558.3224994424. The cubic root of 157711464 is about 540.2827325998.
It can be divided in two parts, 1577 and 11464, that added together give a triangular number (13041 = T161).
The spelling of 157711464 in words is "one hundred fifty-seven million, seven hundred eleven thousand, four hundred sixty-four".
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