Base | Representation |
---|---|
bin | 100101001110111111… |
… | …101010001100001100 |
3 | 10211012021110021011000 |
4 | 211032333222030030 |
5 | 1123334341011041 |
6 | 30211102300300 |
7 | 2613512350365 |
oct | 451677521414 |
9 | 124167407130 |
10 | 39980016396 |
11 | 15a5674a071 |
12 | 78b9287690 |
13 | 3a01ba6748 |
14 | 1d13a88b6c |
15 | 108ed8abb6 |
hex | 94efea30c |
39980016396 has 48 divisors (see below), whose sum is σ = 105607605600. Its totient is φ = 13075223616.
The previous prime is 39980016383. The next prime is 39980016437. The reversal of 39980016396 is 69361008993.
39980016396 is a `hidden beast` number, since 399 + 8 + 0 + 0 + 163 + 96 = 666.
It is a super-2 number, since 2×399800163962 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3486591 + ... + 3498038.
It is an arithmetic number, because the mean of its divisors is an integer number (2200158450).
Almost surely, 239980016396 is an apocalyptic number.
39980016396 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
39980016396 is an abundant number, since it is smaller than the sum of its proper divisors (65627589204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39980016396 is a wasteful number, since it uses less digits than its factorization.
39980016396 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6984695 (or 6984687 counting only the distinct ones).
The product of its (nonzero) digits is 1889568, while the sum is 54.
The spelling of 39980016396 in words is "thirty-nine billion, nine hundred eighty million, sixteen thousand, three hundred ninety-six".
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