Base | Representation |
---|---|
bin | 110000101001… |
… | …111110111000 |
3 | 220000000101200 |
4 | 300221332320 |
5 | 11231123442 |
6 | 1133214200 |
7 | 213262134 |
oct | 60517670 |
9 | 26000350 |
10 | 12754872 |
11 | 7221a19 |
12 | 4331360 |
13 | 2847780 |
14 | 19a03c4 |
15 | 11be34c |
hex | c29fb8 |
12754872 has 48 divisors (see below), whose sum is σ = 37204440. Its totient is φ = 3924288.
The previous prime is 12754849. The next prime is 12754877. The reversal of 12754872 is 27845721.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12754877) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5878 + ... + 7749.
Almost surely, 212754872 is an apocalyptic number.
12754872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12754872 is an abundant number, since it is smaller than the sum of its proper divisors (24449568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12754872 is a wasteful number, since it uses less digits than its factorization.
12754872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13652 (or 13645 counting only the distinct ones).
The product of its digits is 31360, while the sum is 36.
The square root of 12754872 is about 3571.3963655691. The cubic root of 12754872 is about 233.6461889494.
The spelling of 12754872 in words is "twelve million, seven hundred fifty-four thousand, eight hundred seventy-two".
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