Base | Representation |
---|---|
bin | 1001010111111100100… |
… | …1000000010110000100 |
3 | 120101200122001222221211 |
4 | 2111333021000112010 |
5 | 10114310443411332 |
6 | 201552305021204 |
7 | 14430614461462 |
oct | 2257711002604 |
9 | 511618058854 |
10 | 161046857092 |
11 | 62332830410 |
12 | 27266324804 |
13 | 122571017a4 |
14 | 7b1a97b832 |
15 | 42c8827447 |
hex | 257f240584 |
161046857092 has 48 divisors (see below), whose sum is σ = 308748000960. Its totient is φ = 72895132800.
The previous prime is 161046857089. The next prime is 161046857123. The reversal of 161046857092 is 290758640161.
It is a happy number.
It is a super-2 number, since 2×1610468570922 (a number of 23 digits) contains 22 as substring.
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, 29114367 + ... + 29119897.
It is an arithmetic number, because the mean of its divisors is an integer number (6432250020).
Almost surely, 2161046857092 is an apocalyptic number.
It is an amenable number.
161046857092 is a deficient number, since it is larger than the sum of its proper divisors (147701143868).
161046857092 is a wasteful number, since it uses less digits than its factorization.
161046857092 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8212 (or 8210 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 49.
The spelling of 161046857092 in words is "one hundred sixty-one billion, forty-six million, eight hundred fifty-seven thousand, ninety-two".
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