Base | Representation |
---|---|
bin | 1101010100100000100… |
… | …11001011000110011000 |
3 | 1121202101000201220212021 |
4 | 12222100103023012120 |
5 | 24444320443304210 |
6 | 550131515024224 |
7 | 45031631244025 |
oct | 6522023130630 |
9 | 1552330656767 |
10 | 457687478680 |
11 | 167116716a13 |
12 | 7485273b074 |
13 | 3420cc5b003 |
14 | 1821b88854c |
15 | bd8b104bda |
hex | 6a904cb198 |
457687478680 has 16 divisors (see below), whose sum is σ = 1029796827120. Its totient is φ = 183074991456.
The previous prime is 457687478653. The next prime is 457687478683. The reversal of 457687478680 is 86874786754.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (457687478683) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5721093444 + ... + 5721093523.
It is an arithmetic number, because the mean of its divisors is an integer number (64362301695).
Almost surely, 2457687478680 is an apocalyptic number.
457687478680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
457687478680 is an abundant number, since it is smaller than the sum of its proper divisors (572109348440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
457687478680 is a wasteful number, since it uses less digits than its factorization.
457687478680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11442186978 (or 11442186974 counting only the distinct ones).
The product of its (nonzero) digits is 505774080, while the sum is 70.
The spelling of 457687478680 in words is "four hundred fifty-seven billion, six hundred eighty-seven million, four hundred seventy-eight thousand, six hundred eighty".
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