Base | Representation |
---|---|
bin | 11110011111011111… |
… | …100100100111101000 |
3 | 10010111202021001221000 |
4 | 132133133210213220 |
5 | 1014023044443442 |
6 | 23012453115000 |
7 | 2236225501554 |
oct | 363737444750 |
9 | 103452231830 |
10 | 32740624872 |
11 | 1298125806a |
12 | 6418928a60 |
13 | 311a103917 |
14 | 1828414864 |
15 | cb9535d4c |
hex | 79f7e49e8 |
32740624872 has 64 divisors (see below), whose sum is σ = 91109793600. Its totient is φ = 10893908160.
The previous prime is 32740624843. The next prime is 32740624879. The reversal of 32740624872 is 27842604723.
It is not an unprimeable number, because it can be changed into a prime (32740624879) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15754 + ... + 256377.
It is an arithmetic number, because the mean of its divisors is an integer number (1423590525).
Almost surely, 232740624872 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 32740624872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45554896800).
32740624872 is an abundant number, since it is smaller than the sum of its proper divisors (58369168728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32740624872 is a wasteful number, since it uses less digits than its factorization.
32740624872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 272703 (or 272693 counting only the distinct ones).
The product of its (nonzero) digits is 903168, while the sum is 45.
The spelling of 32740624872 in words is "thirty-two billion, seven hundred forty million, six hundred twenty-four thousand, eight hundred seventy-two".
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