Base | Representation |
---|---|
bin | 10111000011111010… |
… | …01110101001011110 |
3 | 1011221211202210122101 |
4 | 23201331032221132 |
5 | 200323444441344 |
6 | 5404312435314 |
7 | 615544364521 |
oct | 134175165136 |
9 | 34854683571 |
10 | 12380858974 |
11 | 5283743660 |
12 | 24963a8b3a |
13 | 1224033973 |
14 | 85643cbb8 |
15 | 4c6e029d4 |
hex | 2e1f4ea5e |
12380858974 has 32 divisors (see below), whose sum is σ = 21486495456. Its totient is φ = 5287941120.
The previous prime is 12380858909. The next prime is 12380858999. The reversal of 12380858974 is 47985808321.
It is a congruent number.
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, 203932 + ... + 257584.
It is an arithmetic number, because the mean of its divisors is an integer number (671452983).
Almost surely, 212380858974 is an apocalyptic number.
12380858974 is a deficient number, since it is larger than the sum of its proper divisors (9105636482).
12380858974 is a wasteful number, since it uses less digits than its factorization.
12380858974 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54300.
The product of its (nonzero) digits is 3870720, while the sum is 55.
The spelling of 12380858974 in words is "twelve billion, three hundred eighty million, eight hundred fifty-eight thousand, nine hundred seventy-four".
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