Base | Representation |
---|---|
bin | 101110110011… |
… | …110010000100 |
3 | 212002102021021 |
4 | 232303302010 |
5 | 11120130344 |
6 | 1115000524 |
7 | 206204464 |
oct | 56636204 |
9 | 25072237 |
10 | 12270724 |
11 | 6a211a4 |
12 | 4139144 |
13 | 27082ab |
14 | 18b5ba4 |
15 | 1125b84 |
hex | bb3c84 |
12270724 has 12 divisors (see below), whose sum is σ = 21498624. Its totient is φ = 6128264.
The previous prime is 12270703. The next prime is 12270733. The reversal of 12270724 is 42707221.
12270724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×122707243 (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 3 ways as a sum of consecutive naturals, for example, 4917 + ... + 6979.
It is an arithmetic number, because the mean of its divisors is an integer number (1791552).
Almost surely, 212270724 is an apocalyptic number.
It is an amenable number.
12270724 is a deficient number, since it is larger than the sum of its proper divisors (9227900).
12270724 is a wasteful number, since it uses less digits than its factorization.
12270724 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3554 (or 3552 counting only the distinct ones).
The product of its (nonzero) digits is 1568, while the sum is 25.
The square root of 12270724 is about 3502.9593203462. The cubic root of 12270724 is about 230.6517368502.
Adding to 12270724 its reverse (42707221), we get a palindrome (54977945).
The spelling of 12270724 in words is "twelve million, two hundred seventy thousand, seven hundred twenty-four".
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