Base | Representation |
---|---|
bin | 101010101000000… |
… | …011001110001100 |
3 | 1211211122222102210 |
4 | 222220003032030 |
5 | 2431034021103 |
6 | 154543550420 |
7 | 23502415116 |
oct | 5250031614 |
9 | 1754588383 |
10 | 715142028 |
11 | 337751877 |
12 | 17b5bb410 |
13 | b5211583 |
14 | 6ad9a3b6 |
15 | 42bb3e03 |
hex | 2aa0338c |
715142028 has 24 divisors (see below), whose sum is σ = 1671277888. Its totient is φ = 238007376.
The previous prime is 715142023. The next prime is 715142047. The reversal of 715142028 is 820241517.
It is a super-2 number, since 2×7151420282 = 1022856240423905568, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 715141986 and 715142004.
It is not an unprimeable number, because it can be changed into a prime (715142023) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38626 + ... + 54057.
Almost surely, 2715142028 is an apocalyptic number.
It is an amenable number.
715142028 is an abundant number, since it is smaller than the sum of its proper divisors (956135860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
715142028 is a wasteful number, since it uses less digits than its factorization.
715142028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93333 (or 93331 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 30.
The square root of 715142028 is about 26742.1395553909. The cubic root of 715142028 is about 894.2606079765.
The spelling of 715142028 in words is "seven hundred fifteen million, one hundred forty-two thousand, twenty-eight".
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