Base | Representation |
---|---|
bin | 100101011010111000… |
… | …0111010110010111101 |
3 | 21200102100110122120002 |
4 | 1022311300322302331 |
5 | 2304033340124130 |
6 | 100525534204045 |
7 | 5543240321561 |
oct | 1126560726275 |
9 | 250370418502 |
10 | 80358911165 |
11 | 31097568385 |
12 | 136a8053625 |
13 | 77685bb0a0 |
14 | 3c646c56a1 |
15 | 2154c67b45 |
hex | 12b5c3acbd |
80358911165 has 32 divisors (see below), whose sum is σ = 104662884480. Its totient is φ = 58877819136.
The previous prime is 80358911159. The next prime is 80358911179. The reversal of 80358911165 is 56111985308.
It is a cyclic number.
It is not a de Polignac number, because 80358911165 - 210 = 80358910141 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6552179 + ... + 6564431.
It is an arithmetic number, because the mean of its divisors is an integer number (3270715140).
Almost surely, 280358911165 is an apocalyptic number.
It is an amenable number.
80358911165 is a deficient number, since it is larger than the sum of its proper divisors (24303973315).
80358911165 is a wasteful number, since it uses less digits than its factorization.
80358911165 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13053.
The product of its (nonzero) digits is 259200, while the sum is 47.
The spelling of 80358911165 in words is "eighty billion, three hundred fifty-eight million, nine hundred eleven thousand, one hundred sixty-five".
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