Base | Representation |
---|---|
bin | 110000001000… |
… | …000111001110 |
3 | 212201222002112 |
4 | 300020013032 |
5 | 11212204032 |
6 | 1130224022 |
7 | 212143520 |
oct | 60100716 |
9 | 25658075 |
10 | 12616142 |
11 | 7137770 |
12 | 4285012 |
13 | 27c9596 |
14 | 1965a10 |
15 | 11931b2 |
hex | c081ce |
12616142 has 64 divisors (see below), whose sum is σ = 25712640. Its totient is φ = 4492800.
The previous prime is 12616141. The next prime is 12616181. The reversal of 12616142 is 24161621.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12616141) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159659 + ... + 159737.
It is an arithmetic number, because the mean of its divisors is an integer number (401760).
Almost surely, 212616142 is an apocalyptic number.
12616142 is an abundant number, since it is smaller than the sum of its proper divisors (13096498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12616142 is a wasteful number, since it uses less digits than its factorization.
12616142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 177.
The product of its digits is 576, while the sum is 23.
The square root of 12616142 is about 3551.9208887586. The cubic root of 12616142 is about 232.7960048401.
Adding to 12616142 its reverse (24161621), we get a palindrome (36777763).
The spelling of 12616142 in words is "twelve million, six hundred sixteen thousand, one hundred forty-two".
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