Base | Representation |
---|---|
bin | 1000000010010011… |
… | …0111011000111110 |
3 | 12120100001110100122 |
4 | 2000210313120332 |
5 | 13404212211320 |
6 | 554015054542 |
7 | 104312311244 |
oct | 20044673076 |
9 | 5510043318 |
10 | 2157147710 |
11 | a07721003 |
12 | 502511452 |
13 | 284ba9783 |
14 | 1666c4794 |
15 | c95a4d25 |
hex | 8093763e |
2157147710 has 32 divisors (see below), whose sum is σ = 4219084800. Its totient is φ = 791074080.
The previous prime is 2157147703. The next prime is 2157147743. The reversal of 2157147710 is 177417512.
It is a congruent number.
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, 177230 + ... + 189009.
It is an arithmetic number, because the mean of its divisors is an integer number (131846400).
Almost surely, 22157147710 is an apocalyptic number.
2157147710 is a deficient number, since it is larger than the sum of its proper divisors (2061937090).
2157147710 is a wasteful number, since it uses less digits than its factorization.
2157147710 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 366296.
The product of its (nonzero) digits is 13720, while the sum is 35.
The square root of 2157147710 is about 46445.1042629899. The cubic root of 2157147710 is about 1292.0915751882.
The spelling of 2157147710 in words is "two billion, one hundred fifty-seven million, one hundred forty-seven thousand, seven hundred ten".
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