Base | Representation |
---|---|
bin | 10010110001010… |
… | …01110001100000 |
3 | 101222021200002102 |
4 | 21120221301200 |
5 | 310302120004 |
6 | 23342505532 |
7 | 3621236531 |
oct | 1130516140 |
9 | 358250072 |
10 | 157457504 |
11 | 80976176 |
12 | 448952a8 |
13 | 26810429 |
14 | 16caa688 |
15 | dc5411e |
hex | 9629c60 |
157457504 has 36 divisors (see below), whose sum is σ = 315786492. Its totient is φ = 77267520.
The previous prime is 157457497. The next prime is 157457539. The reversal of 157457504 is 405754751.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 580889 + ... + 581159.
It is an arithmetic number, because the mean of its divisors is an integer number (8771847).
Almost surely, 2157457504 is an apocalyptic number.
It is an amenable number.
157457504 is an abundant number, since it is smaller than the sum of its proper divisors (158328988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157457504 is an frugal number, since it uses more digits than its factorization.
157457504 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 619 (or 340 counting only the distinct ones).
The product of its (nonzero) digits is 98000, while the sum is 38.
The square root of 157457504 is about 12548.2072026246. The cubic root of 157457504 is about 539.9925742006.
The spelling of 157457504 in words is "one hundred fifty-seven million, four hundred fifty-seven thousand, five hundred four".
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