Base | Representation |
---|---|
bin | 1011010001111010101001… |
… | …1111001010110111010100 |
3 | 1121220122211201210000221122 |
4 | 2310132222133022313110 |
5 | 3111200134301144421 |
6 | 42213333104303112 |
7 | 2420021541035564 |
oct | 264365237126724 |
9 | 47818751700848 |
10 | 12402430881236 |
11 | 3a519289a1260 |
12 | 1483811011a98 |
13 | 6bc70c839996 |
14 | 30c3d095cda4 |
15 | 167937e402ab |
hex | b47aa7cadd4 |
12402430881236 has 48 divisors (see below), whose sum is σ = 24432545441472. Its totient is φ = 5459108659200.
The previous prime is 12402430881229. The next prime is 12402430881283. The reversal of 12402430881236 is 63218803420421.
It is a Harshad number since it is a multiple of its sum of digits (44).
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, 17709101 + ... + 18396116.
It is an arithmetic number, because the mean of its divisors is an integer number (509011363364).
Almost surely, 212402430881236 is an apocalyptic number.
It is an amenable number.
12402430881236 is a deficient number, since it is larger than the sum of its proper divisors (12030114560236).
12402430881236 is a wasteful number, since it uses less digits than its factorization.
12402430881236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36105480 (or 36105478 counting only the distinct ones).
The product of its (nonzero) digits is 442368, while the sum is 44.
The spelling of 12402430881236 in words is "twelve trillion, four hundred two billion, four hundred thirty million, eight hundred eighty-one thousand, two hundred thirty-six".
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