Base | Representation |
---|---|
bin | 10010101110010… |
… | …00000001111000 |
3 | 101221112022220021 |
4 | 21113020001320 |
5 | 310201312034 |
6 | 23330140224 |
7 | 3614651356 |
oct | 1127100170 |
9 | 357468807 |
10 | 157057144 |
11 | 807223a2 |
12 | 44721674 |
13 | 2670012a |
14 | 16c047d6 |
15 | dbc56b4 |
hex | 95c8078 |
157057144 has 16 divisors (see below), whose sum is σ = 294629400. Its totient is φ = 78489312.
The previous prime is 157057141. The next prime is 157057151. The reversal of 157057144 is 441750751.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157057141) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 18867 + ... + 25885.
Almost surely, 2157057144 is an apocalyptic number.
It is an amenable number.
157057144 is a deficient number, since it is larger than the sum of its proper divisors (137572256).
157057144 is a wasteful number, since it uses less digits than its factorization.
157057144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9822 (or 9818 counting only the distinct ones).
The product of its (nonzero) digits is 19600, while the sum is 34.
The square root of 157057144 is about 12532.2441725335. The cubic root of 157057144 is about 539.5345142709.
The spelling of 157057144 in words is "one hundred fifty-seven million, fifty-seven thousand, one hundred forty-four".
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