Base | Representation |
---|---|
bin | 1011010101100101011001… |
… | …0111111011010100000110 |
3 | 1122010200111020110120221110 |
4 | 2311121112113323110012 |
5 | 3113213212204041310 |
6 | 42302313534425450 |
7 | 2424412220333310 |
oct | 265312627732406 |
9 | 48120436416843 |
10 | 12465444205830 |
11 | 3a7662430a720 |
12 | 1493a78062286 |
13 | 6c5642665275 |
14 | 31148b6c67b0 |
15 | 1693c4eb9d20 |
hex | b56565fb506 |
12465444205830 has 128 divisors (see below), whose sum is σ = 37302257396736. Its totient is φ = 2590009804800.
The previous prime is 12465444205817. The next prime is 12465444205849. The reversal of 12465444205830 is 3850244456421.
It is a self number, because there is not a number n which added to its sum of digits gives 12465444205830.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28782490 + ... + 29212370.
It is an arithmetic number, because the mean of its divisors is an integer number (291423885912).
Almost surely, 212465444205830 is an apocalyptic number.
12465444205830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12465444205830 is an abundant number, since it is smaller than the sum of its proper divisors (24836813190906).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12465444205830 is a wasteful number, since it uses less digits than its factorization.
12465444205830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 442462.
The product of its (nonzero) digits is 3686400, while the sum is 48.
The spelling of 12465444205830 in words is "twelve trillion, four hundred sixty-five billion, four hundred forty-four million, two hundred five thousand, eight hundred thirty".
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