Base | Representation |
---|---|
bin | 10111001111000111… |
… | …00110001000110000 |
3 | 1012012101112122020222 |
4 | 23213203212020300 |
5 | 201022022141421 |
6 | 5421510152212 |
7 | 621065034164 |
oct | 134743461060 |
9 | 35171478228 |
10 | 12474802736 |
11 | 5321778a30 |
12 | 2501952668 |
13 | 123a6369a6 |
14 | 864ad4ca4 |
15 | 4d02accab |
hex | 2e78e6230 |
12474802736 has 30 divisors (see below), whose sum is σ = 26370328932. Its totient is φ = 5669691360.
The previous prime is 12474802729. The next prime is 12474802771. The reversal of 12474802736 is 63720847421.
It is a super-3 number, since 3×124748027363 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (44).
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, 1477535 + ... + 1485953.
Almost surely, 212474802736 is an apocalyptic number.
12474802736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12474802736 is an abundant number, since it is smaller than the sum of its proper divisors (13895526196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12474802736 is an frugal number, since it uses more digits than its factorization.
12474802736 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16857 (or 8432 counting only the distinct ones).
The product of its (nonzero) digits is 451584, while the sum is 44.
Multiplying 12474802736 by its sum of digits (44), we get a square (548891320384 = 7408722).
12474802736 divided by its sum of digits (44) gives a square (283518244 = 168382).
The spelling of 12474802736 in words is "twelve billion, four hundred seventy-four million, eight hundred two thousand, seven hundred thirty-six".
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