Base | Representation |
---|---|
bin | 101100100011010111… |
… | …001000011000001010 |
3 | 11120110220110102211200 |
4 | 230203113020120022 |
5 | 1240433001001232 |
6 | 33550524205030 |
7 | 3312316331664 |
oct | 544327103012 |
9 | 146426412750 |
10 | 47837906442 |
11 | 19319284177 |
12 | 9330999776 |
13 | 4684b51021 |
14 | 245b51d534 |
15 | 139eb6477c |
hex | b235c860a |
47837906442 has 24 divisors (see below), whose sum is σ = 103763109216. Its totient is φ = 15928382376.
The previous prime is 47837906423. The next prime is 47837906447. The reversal of 47837906442 is 24460973874.
47837906442 is a `hidden beast` number, since 478 + 3 + 79 + 0 + 64 + 42 = 666.
It is not an unprimeable number, because it can be changed into a prime (47837906447) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1448758 + ... + 1481409.
It is an arithmetic number, because the mean of its divisors is an integer number (4323462884).
Almost surely, 247837906442 is an apocalyptic number.
47837906442 is an abundant number, since it is smaller than the sum of its proper divisors (55925202774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47837906442 is a wasteful number, since it uses less digits than its factorization.
47837906442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2931082 (or 2931079 counting only the distinct ones).
The product of its (nonzero) digits is 8128512, while the sum is 54.
The spelling of 47837906442 in words is "forty-seven billion, eight hundred thirty-seven million, nine hundred six thousand, four hundred forty-two".
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