Base | Representation |
---|---|
bin | 100101010010110100… |
… | …0000101011110111001 |
3 | 21122201111000002001000 |
4 | 1022211220011132321 |
5 | 2303010032111220 |
6 | 100443023115213 |
7 | 5533442062245 |
oct | 1124550053671 |
9 | 248644002030 |
10 | 80088160185 |
11 | 30a68751140 |
12 | 13631442b09 |
13 | 77244914c7 |
14 | 3c3a767425 |
15 | 213b0d5390 |
hex | 12a5a057b9 |
80088160185 has 64 divisors (see below), whose sum is σ = 155635200000. Its totient is φ = 38752447680.
The previous prime is 80088160177. The next prime is 80088160211. The reversal of 80088160185 is 58106188008.
It is a happy number.
It is not a de Polignac number, because 80088160185 - 23 = 80088160177 is a prime.
It is a super-2 number, since 2×800881601852 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 80088160185.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 686976 + ... + 795054.
It is an arithmetic number, because the mean of its divisors is an integer number (2431800000).
Almost surely, 280088160185 is an apocalyptic number.
It is an amenable number.
80088160185 is a deficient number, since it is larger than the sum of its proper divisors (75547039815).
80088160185 is a wasteful number, since it uses less digits than its factorization.
80088160185 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108603 (or 108597 counting only the distinct ones).
The product of its (nonzero) digits is 122880, while the sum is 45.
The spelling of 80088160185 in words is "eighty billion, eighty-eight million, one hundred sixty thousand, one hundred eighty-five".
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