Base | Representation |
---|---|
bin | 101111101111… |
… | …001010101010 |
3 | 212112202221002 |
4 | 233233022222 |
5 | 11200421322 |
6 | 1124115002 |
7 | 211236566 |
oct | 57571252 |
9 | 25482832 |
10 | 12513962 |
11 | 7077a1a |
12 | 4235a62 |
13 | 2791c16 |
14 | 193a6a6 |
15 | 1172c92 |
hex | bef2aa |
12513962 has 4 divisors (see below), whose sum is σ = 18770946. Its totient is φ = 6256980.
The previous prime is 12513961. The next prime is 12513973. The reversal of 12513962 is 26931521.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 11826721 + 687241 = 3439^2 + 829^2 .
It is not an unprimeable number, because it can be changed into a prime (12513961) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3128489 + ... + 3128492.
Almost surely, 212513962 is an apocalyptic number.
12513962 is a deficient number, since it is larger than the sum of its proper divisors (6256984).
12513962 is an equidigital number, since it uses as much as digits as its factorization.
12513962 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6256983.
The product of its digits is 3240, while the sum is 29.
The square root of 12513962 is about 3537.5078798499. The cubic root of 12513962 is about 232.1658173470.
The spelling of 12513962 in words is "twelve million, five hundred thirteen thousand, nine hundred sixty-two".
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