Base | Representation |
---|---|
bin | 11011100100111100110001… |
… | …011010000011000111111100 |
3 | 120220102212102110212110102121 |
4 | 123210330301122003013330 |
5 | 111344124032024240433 |
6 | 1105542112511532324 |
7 | 34355440213060462 |
oct | 3344746132030774 |
9 | 526385373773377 |
10 | 121286410383868 |
11 | 35711306805694 |
12 | 1172a15152a0a4 |
13 | 528a34ac51022 |
14 | 21d441784a832 |
15 | e04e104acc2d |
hex | 6e4f316831fc |
121286410383868 has 12 divisors (see below), whose sum is σ = 212256627361072. Its totient is φ = 60641659709280.
The previous prime is 121286410383847. The next prime is 121286410383877. The reversal of 121286410383868 is 868383014682121.
It is a super-2 number, since 2×1212864103838682 (a number of 29 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (61) 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 3 ways as a sum of consecutive naturals, for example, 386194080 + ... + 386508007.
Almost surely, 2121286410383868 is an apocalyptic number.
It is an amenable number.
121286410383868 is a deficient number, since it is larger than the sum of its proper divisors (90970216977204).
121286410383868 is a wasteful number, since it uses less digits than its factorization.
121286410383868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 772741332 (or 772741330 counting only the distinct ones).
The product of its (nonzero) digits is 21233664, while the sum is 61.
The spelling of 121286410383868 in words is "one hundred twenty-one trillion, two hundred eighty-six billion, four hundred ten million, three hundred eighty-three thousand, eight hundred sixty-eight".
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