Base | Representation |
---|---|
bin | 10010110010000… |
… | …00100011101110 |
3 | 101222110102002221 |
4 | 21121000203232 |
5 | 310313111310 |
6 | 23344505554 |
7 | 3622105603 |
oct | 1131004356 |
9 | 358412087 |
10 | 157550830 |
11 | 80a2a2a8 |
12 | 4491b2ba |
13 | 26843a58 |
14 | 16cd26aa |
15 | dc71ada |
hex | 96408ee |
157550830 has 16 divisors (see below), whose sum is σ = 284272704. Its totient is φ = 62868960.
The previous prime is 157550819. The next prime is 157550857. The reversal of 157550830 is 38055751.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14502 + ... + 22921.
It is an arithmetic number, because the mean of its divisors is an integer number (17767044).
Almost surely, 2157550830 is an apocalyptic number.
157550830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
157550830 is a deficient number, since it is larger than the sum of its proper divisors (126721874).
157550830 is a wasteful number, since it uses less digits than its factorization.
157550830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37851.
The product of its (nonzero) digits is 21000, while the sum is 34.
The square root of 157550830 is about 12551.9253503198. The cubic root of 157550830 is about 540.0992387343.
The spelling of 157550830 in words is "one hundred fifty-seven million, five hundred fifty thousand, eight hundred thirty".
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