Base | Representation |
---|---|
bin | 100111011111001010… |
… | …101010100001111000 |
3 | 11001102211212020120011 |
4 | 213133022222201320 |
5 | 1143313044223342 |
6 | 31251105511304 |
7 | 3030453012331 |
oct | 473712524170 |
9 | 131384766504 |
10 | 42398820472 |
11 | 16a880353a8 |
12 | 8273342534 |
13 | 3cc9047368 |
14 | 20a3001288 |
15 | 11823c8717 |
hex | 9df2aa878 |
42398820472 has 24 divisors (see below), whose sum is σ = 80702100360. Its totient is φ = 20882983440.
The previous prime is 42398820427. The next prime is 42398820481. The reversal of 42398820472 is 27402889324.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 554404 + ... + 626227.
It is an arithmetic number, because the mean of its divisors is an integer number (3362587515).
Almost surely, 242398820472 is an apocalyptic number.
It is an amenable number.
42398820472 is a deficient number, since it is larger than the sum of its proper divisors (38303279888).
42398820472 is a wasteful number, since it uses less digits than its factorization.
42398820472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1180771 (or 1180700 counting only the distinct ones).
The product of its (nonzero) digits is 1548288, while the sum is 49.
The spelling of 42398820472 in words is "forty-two billion, three hundred ninety-eight million, eight hundred twenty thousand, four hundred seventy-two".
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