Base | Representation |
---|---|
bin | 110001000110… |
… | …101001000110 |
3 | 220012222102110 |
4 | 301012221012 |
5 | 11243403022 |
6 | 1135521450 |
7 | 214261314 |
oct | 61065106 |
9 | 26188373 |
10 | 12872262 |
11 | 72a2137 |
12 | 4389286 |
13 | 2889030 |
14 | 19d10b4 |
15 | 11e400c |
hex | c46a46 |
12872262 has 32 divisors (see below), whose sum is σ = 27885312. Its totient is φ = 3937824.
The previous prime is 12872239. The next prime is 12872287. The reversal of 12872262 is 26227821.
It is a super-3 number, since 3×128722623 (a number of 22 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17343 + ... + 18069.
It is an arithmetic number, because the mean of its divisors is an integer number (871416).
Almost surely, 212872262 is an apocalyptic number.
12872262 is an abundant number, since it is smaller than the sum of its proper divisors (15013050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12872262 is a wasteful number, since it uses less digits than its factorization.
12872262 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 972.
The product of its digits is 5376, while the sum is 30.
The square root of 12872262 is about 3587.7934723169. The cubic root of 12872262 is about 234.3607919565.
It can be divided in two parts, 128 and 72262, that added together give a triangular number (72390 = T380).
The spelling of 12872262 in words is "twelve million, eight hundred seventy-two thousand, two hundred sixty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •