Base | Representation |
---|---|
bin | 101100100111100101… |
… | …100011010011111011 |
3 | 11120122211211222112122 |
4 | 230213211203103323 |
5 | 1241104122430033 |
6 | 34001535431455 |
7 | 3314140021022 |
oct | 544745432373 |
9 | 146584758478 |
10 | 47908795643 |
11 | 193552a2295 |
12 | 935068558b |
13 | 46967414b7 |
14 | 2466ad38b9 |
15 | 13a5eb8a98 |
hex | b279634fb |
47908795643 has 4 divisors (see below), whose sum is σ = 47910501048. Its totient is φ = 47907090240.
The previous prime is 47908795631. The next prime is 47908795679. The reversal of 47908795643 is 34659780974.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 47908795643 - 28 = 47908795387 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47908795043) 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, 809846 + ... + 866987.
It is an arithmetic number, because the mean of its divisors is an integer number (11977625262).
Almost surely, 247908795643 is an apocalyptic number.
47908795643 is a deficient number, since it is larger than the sum of its proper divisors (1705405).
47908795643 is a wasteful number, since it uses less digits than its factorization.
47908795643 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1705404.
The product of its (nonzero) digits is 45722880, while the sum is 62.
The spelling of 47908795643 in words is "forty-seven billion, nine hundred eight million, seven hundred ninety-five thousand, six hundred forty-three".
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