Base | Representation |
---|---|
bin | 10010111110100001… |
… | …001011110101110000 |
3 | 1221121001111012210000 |
4 | 102332201023311300 |
5 | 313212304130342 |
6 | 13205525310000 |
7 | 1320641114661 |
oct | 227641136560 |
9 | 57531435700 |
10 | 20376239472 |
11 | 8706946336 |
12 | 3b47b65300 |
13 | 1bc961a244 |
14 | db4263368 |
15 | 7e3cd944c |
hex | 4be84bd70 |
20376239472 has 50 divisors (see below), whose sum is σ = 58974752408. Its totient is φ = 6792079392.
The previous prime is 20376239453. The next prime is 20376239531. The reversal of 20376239472 is 27493267302.
20376239472 is a `hidden beast` number, since 2 + 0 + 376 + 239 + 47 + 2 = 666.
It is a super-2 number, since 2×203762394722 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 7859908 + ... + 7862499.
Almost surely, 220376239472 is an apocalyptic number.
It is an amenable number.
20376239472 is an abundant number, since it is smaller than the sum of its proper divisors (38598512936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20376239472 is a wasteful number, since it uses less digits than its factorization.
20376239472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15722427 (or 15722412 counting only the distinct ones).
The product of its (nonzero) digits is 762048, while the sum is 45.
The spelling of 20376239472 in words is "twenty billion, three hundred seventy-six million, two hundred thirty-nine thousand, four hundred seventy-two".
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