Base | Representation |
---|---|
bin | 100101010101010000… |
… | …1100111110010001000 |
3 | 21122221012122211200010 |
4 | 1022222201213302020 |
5 | 2303142102224002 |
6 | 100455120511520 |
7 | 5535460513641 |
oct | 1125241476210 |
9 | 248835584603 |
10 | 80170351752 |
11 | 31000089957 |
12 | 13654a7b5a0 |
13 | 773850b27a |
14 | 3c476406c8 |
15 | 214341d46c |
hex | 12aa867c88 |
80170351752 has 64 divisors (see below), whose sum is σ = 207377352000. Its totient is φ = 25796945664.
The previous prime is 80170351727. The next prime is 80170351763. The reversal of 80170351752 is 25715307108.
It is a self number, because there is not a number n which added to its sum of digits gives 80170351752.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5601918 + ... + 5616210.
It is an arithmetic number, because the mean of its divisors is an integer number (3240271125).
Almost surely, 280170351752 is an apocalyptic number.
It is an amenable number.
80170351752 is an abundant number, since it is smaller than the sum of its proper divisors (127207000248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80170351752 is a wasteful number, since it uses less digits than its factorization.
80170351752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22390 (or 22386 counting only the distinct ones).
The product of its (nonzero) digits is 58800, while the sum is 39.
The spelling of 80170351752 in words is "eighty billion, one hundred seventy million, three hundred fifty-one thousand, seven hundred fifty-two".
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