Base | Representation |
---|---|
bin | 110000101110… |
… | …010010000101 |
3 | 220000220120000 |
4 | 300232102011 |
5 | 11232204420 |
6 | 1133431513 |
7 | 213364365 |
oct | 60562205 |
9 | 26026500 |
10 | 12772485 |
11 | 7234180 |
12 | 433b599 |
13 | 28527ab |
14 | 19a69a5 |
15 | 11c4690 |
hex | c2e485 |
12772485 has 80 divisors (see below), whose sum is σ = 25926912. Its totient is φ = 5961600.
The previous prime is 12772481. The next prime is 12772489. The reversal of 12772485 is 58427721.
It is an interprime number because it is at equal distance from previous prime (12772481) and next prime (12772489).
It is not a de Polignac number, because 12772485 - 22 = 12772481 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12772481) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 209355 + ... + 209415.
Almost surely, 212772485 is an apocalyptic number.
12772485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12772485 is an abundant number, since it is smaller than the sum of its proper divisors (13154427).
12772485 is a wasteful number, since it uses less digits than its factorization.
12772485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136 (or 127 counting only the distinct ones).
The product of its digits is 31360, while the sum is 36.
The square root of 12772485 is about 3573.8613571318. The cubic root of 12772485 is about 233.7536855873.
The spelling of 12772485 in words is "twelve million, seven hundred seventy-two thousand, four hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •