Base | Representation |
---|---|
bin | 10101100011101001011010… |
… | …01011000000000111011000 |
3 | 20012211210211000001210222200 |
4 | 22301310231023000013120 |
5 | 22203133012321422403 |
6 | 244453123521050200 |
7 | 12661564016562612 |
oct | 1261645513000730 |
9 | 205753730053880 |
10 | 47404311904728 |
11 | 14117068273639 |
12 | 5397334186960 |
13 | 205b29095b42c |
14 | b9c549419db2 |
15 | 57316564aca3 |
hex | 2b1d2d2c01d8 |
47404311904728 has 96 divisors (see below), whose sum is σ = 134052602767200. Its totient is φ = 15104953188864.
The previous prime is 47404311904699. The next prime is 47404311904757. The reversal of 47404311904728 is 82740911340474.
47404311904728 is a `hidden beast` number, since 4 + 7 + 40 + 43 + 1 + 1 + 90 + 472 + 8 = 666.
It is an interprime number because it is at equal distance from previous prime (47404311904699) and next prime (47404311904757).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6317733 + ... + 11606996.
It is an arithmetic number, because the mean of its divisors is an integer number (1396381278825).
Almost surely, 247404311904728 is an apocalyptic number.
It is an amenable number.
47404311904728 is an abundant number, since it is smaller than the sum of its proper divisors (86648290862472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47404311904728 is a wasteful number, since it uses less digits than its factorization.
47404311904728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17926361 (or 17926354 counting only the distinct ones).
The product of its (nonzero) digits is 5419008, while the sum is 54.
The spelling of 47404311904728 in words is "forty-seven trillion, four hundred four billion, three hundred eleven million, nine hundred four thousand, seven hundred twenty-eight".
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