Base | Representation |
---|---|
bin | 100111111001101001… |
… | …111101010101011100 |
3 | 11002120211002122222211 |
4 | 213321221331111130 |
5 | 1200220331402310 |
6 | 31403143050204 |
7 | 3044460313462 |
oct | 477151752534 |
9 | 132524078884 |
10 | 42843231580 |
11 | 17195984006 |
12 | 8378140964 |
13 | 406a138206 |
14 | 2106046832 |
15 | 11ab410c8a |
hex | 9f9a7d55c |
42843231580 has 24 divisors (see below), whose sum is σ = 91668350592. Its totient is φ = 16813947072.
The previous prime is 42843231491. The next prime is 42843231631. The reversal of 42843231580 is 8513234824.
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20208012 + ... + 20210131.
It is an arithmetic number, because the mean of its divisors is an integer number (3819514608).
Almost surely, 242843231580 is an apocalyptic number.
It is an amenable number.
42843231580 is an abundant number, since it is smaller than the sum of its proper divisors (48825119012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42843231580 is a wasteful number, since it uses less digits than its factorization.
42843231580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40418205 (or 40418203 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 40.
The spelling of 42843231580 in words is "forty-two billion, eight hundred forty-three million, two hundred thirty-one thousand, five hundred eighty".
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