Base | Representation |
---|---|
bin | 10111111110111111… |
… | …01000000110111000 |
3 | 1020020101020200021200 |
4 | 23333133220012320 |
5 | 202332330243131 |
6 | 5525414134200 |
7 | 634042503504 |
oct | 137737500670 |
9 | 36211220250 |
10 | 12876415416 |
11 | 5508445537 |
12 | 25b4351360 |
13 | 12a28c1327 |
14 | 8a2199304 |
15 | 50568e2e6 |
hex | 2ff7e81b8 |
12876415416 has 24 divisors (see below), whose sum is σ = 34873625280. Its totient is φ = 4292138448.
The previous prime is 12876415333. The next prime is 12876415421. The reversal of 12876415416 is 61451467821.
12876415416 is a `hidden beast` number, since 128 + 76 + 41 + 5 + 416 = 666.
It is a tau number, because it is divible by the number of its divisors (24).
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 89419480 + ... + 89419623.
It is an arithmetic number, because the mean of its divisors is an integer number (1453067720).
Almost surely, 212876415416 is an apocalyptic number.
It is an amenable number.
12876415416 is an abundant number, since it is smaller than the sum of its proper divisors (21997209864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12876415416 is a wasteful number, since it uses less digits than its factorization.
12876415416 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178839115 (or 178839108 counting only the distinct ones).
The product of its digits is 322560, while the sum is 45.
The spelling of 12876415416 in words is "twelve billion, eight hundred seventy-six million, four hundred fifteen thousand, four hundred sixteen".
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