Base | Representation |
---|---|
bin | 100101010010010110… |
… | …1101110101101000110 |
3 | 21122200102012212121100 |
4 | 1022210231232231012 |
5 | 2302442123100114 |
6 | 100441315200530 |
7 | 5533165046550 |
oct | 1124455565506 |
9 | 248612185540 |
10 | 80072862534 |
11 | 30a60052855 |
12 | 136282a6146 |
13 | 7721266542 |
14 | 3c387044d0 |
15 | 2139ab2909 |
hex | 12a4b6eb46 |
80072862534 has 48 divisors (see below), whose sum is σ = 208711226880. Its totient is φ = 21673856880.
The previous prime is 80072862509. The next prime is 80072862547. The reversal of 80072862534 is 43526827008.
It is a self number, because there is not a number n which added to its sum of digits gives 80072862534.
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 23 ways as a sum of consecutive naturals, for example, 16721262 + ... + 16726049.
It is an arithmetic number, because the mean of its divisors is an integer number (4348150560).
Almost surely, 280072862534 is an apocalyptic number.
80072862534 is an abundant number, since it is smaller than the sum of its proper divisors (128638364346).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80072862534 is a wasteful number, since it uses less digits than its factorization.
80072862534 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33447345 (or 33447342 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 45.
The spelling of 80072862534 in words is "eighty billion, seventy-two million, eight hundred sixty-two thousand, five hundred thirty-four".
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