Base | Representation |
---|---|
bin | 100100101110111011… |
… | …110110010110101010 |
3 | 10202210210100122200021 |
4 | 210232323312112222 |
5 | 1121234142143410 |
6 | 30041450031054 |
7 | 2564261500300 |
oct | 445673662652 |
9 | 122723318607 |
10 | 39442146730 |
11 | 15800077688 |
12 | 778911848a |
13 | 394762267c |
14 | 1ca2476270 |
15 | 105ca41eda |
hex | 92eef65aa |
39442146730 has 48 divisors (see below), whose sum is σ = 82610236800. Its totient is φ = 13519221408.
The previous prime is 39442146671. The next prime is 39442146769. The reversal of 39442146730 is 3764124493.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2158171 + ... + 2176369.
It is an arithmetic number, because the mean of its divisors is an integer number (1721046600).
Almost surely, 239442146730 is an apocalyptic number.
39442146730 is an abundant number, since it is smaller than the sum of its proper divisors (43168090070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39442146730 is a wasteful number, since it uses less digits than its factorization.
39442146730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22643 (or 22636 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 43.
The spelling of 39442146730 in words is "thirty-nine billion, four hundred forty-two million, one hundred forty-six thousand, seven hundred thirty".
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