Base | Representation |
---|---|
bin | 101010101000000… |
… | …011011011011000 |
3 | 1211211200000121001 |
4 | 222220003123120 |
5 | 2431034032442 |
6 | 154543554344 |
7 | 23502420433 |
oct | 5250033330 |
9 | 1754600531 |
10 | 715142872 |
11 | 337752474 |
12 | 17b5bb9b4 |
13 | b5211a82 |
14 | 6ad9a81a |
15 | 42bb42b7 |
hex | 2aa036d8 |
715142872 has 8 divisors (see below), whose sum is σ = 1340892900. Its totient is φ = 357571432.
The previous prime is 715142861. The next prime is 715142873. The reversal of 715142872 is 278241517.
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×7151428722 = 1022858654744816768, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (715142873) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44696422 + ... + 44696437.
Almost surely, 2715142872 is an apocalyptic number.
It is an amenable number.
715142872 is a deficient number, since it is larger than the sum of its proper divisors (625750028).
715142872 is a wasteful number, since it uses less digits than its factorization.
715142872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89392865 (or 89392861 counting only the distinct ones).
The product of its digits is 31360, while the sum is 37.
The square root of 715142872 is about 26742.1553357242. The cubic root of 715142872 is about 894.2609597741.
The spelling of 715142872 in words is "seven hundred fifteen million, one hundred forty-two thousand, eight hundred seventy-two".
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