Base | Representation |
---|---|
bin | 100101001110011101… |
… | …001010100001000000 |
3 | 10211011122102211222120 |
4 | 211032131022201000 |
5 | 1123330032130020 |
6 | 30210140404240 |
7 | 2613342446124 |
oct | 451635124100 |
9 | 124148384876 |
10 | 39970973760 |
11 | 15a51633213 |
12 | 78b6246680 |
13 | 3a0005b883 |
14 | 1d127b3584 |
15 | 108e1a1740 |
hex | 94e74a840 |
39970973760 has 112 divisors (see below), whose sum is σ = 131284065600. Its totient is φ = 10291369984.
The previous prime is 39970973753. The next prime is 39970973771. The reversal of 39970973760 is 6737907993.
It is a Harshad number since it is a multiple of its sum of digits (60).
It is a junction number, because it is equal to n+sod(n) for n = 39970973694 and 39970973703.
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, 690030 + ... + 745709.
Almost surely, 239970973760 is an apocalyptic number.
39970973760 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
39970973760 is an abundant number, since it is smaller than the sum of its proper divisors (91313091840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39970973760 is a wasteful number, since it uses less digits than its factorization.
39970973760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1435788 (or 1435778 counting only the distinct ones).
The product of its (nonzero) digits is 13502538, while the sum is 60.
The spelling of 39970973760 in words is "thirty-nine billion, nine hundred seventy million, nine hundred seventy-three thousand, seven hundred sixty".
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