Base | Representation |
---|---|
bin | 110000110001… |
… | …111010101100 |
3 | 220001122222101 |
4 | 300301322230 |
5 | 11233143442 |
6 | 1134024444 |
7 | 213455653 |
oct | 60617254 |
9 | 26048871 |
10 | 12787372 |
11 | 7244384 |
12 | 4348124 |
13 | 28594c0 |
14 | 19ac19a |
15 | 11c8cb7 |
hex | c31eac |
12787372 has 12 divisors (see below), whose sum is σ = 24099376. Its totient is φ = 5901840.
The previous prime is 12787351. The next prime is 12787373. The reversal of 12787372 is 27378721.
12787372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (12787373) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122904 + ... + 123007.
Almost surely, 212787372 is an apocalyptic number.
It is an amenable number.
12787372 is a deficient number, since it is larger than the sum of its proper divisors (11312004).
12787372 is a wasteful number, since it uses less digits than its factorization.
12787372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 245928 (or 245926 counting only the distinct ones).
The product of its digits is 32928, while the sum is 37.
The square root of 12787372 is about 3575.9435118581. The cubic root of 12787372 is about 233.8444677124.
The spelling of 12787372 in words is "twelve million, seven hundred eighty-seven thousand, three hundred seventy-two".
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