Base | Representation |
---|---|
bin | 11100001000110… |
… | …101110100011000 |
3 | 1012220022010112010 |
4 | 130020311310120 |
5 | 1431323022030 |
6 | 114502145520 |
7 | 14461416324 |
oct | 3410656430 |
9 | 1186263463 |
10 | 472079640 |
11 | 22252746a |
12 | 1121222a0 |
13 | 76a5a886 |
14 | 469a8984 |
15 | 2b6a06b0 |
hex | 1c235d18 |
472079640 has 32 divisors (see below), whose sum is σ = 1416239280. Its totient is φ = 125887872.
The previous prime is 472079599. The next prime is 472079677. The reversal of 472079640 is 46970274.
It is a congruent number.
It is an unprimeable number.
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 in 7 ways as a sum of consecutive naturals, for example, 1966879 + ... + 1967118.
Almost surely, 2472079640 is an apocalyptic number.
472079640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
472079640 is an abundant number, since it is smaller than the sum of its proper divisors (944159640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
472079640 is a wasteful number, since it uses less digits than its factorization.
472079640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3934011 (or 3934007 counting only the distinct ones).
The product of its (nonzero) digits is 84672, while the sum is 39.
The square root of 472079640 is about 21727.3937691569. The cubic root of 472079640 is about 778.6430714231.
The spelling of 472079640 in words is "four hundred seventy-two million, seventy-nine thousand, six hundred forty".
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