Base | Representation |
---|---|
bin | 110000010111… |
… | …011111100110 |
3 | 212212011111212 |
4 | 300113133212 |
5 | 11221213032 |
6 | 1131431422 |
7 | 212525300 |
oct | 60273746 |
9 | 25764455 |
10 | 12679142 |
11 | 7180033 |
12 | 42b5572 |
13 | 281c168 |
14 | 1980970 |
15 | 11a6bb2 |
hex | c177e6 |
12679142 has 12 divisors (see below), whose sum is σ = 22123980. Its totient is φ = 5433876.
The previous prime is 12679129. The next prime is 12679157. The reversal of 12679142 is 24197621.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 12679099 and 12679108.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64592 + ... + 64787.
It is an arithmetic number, because the mean of its divisors is an integer number (1843665).
Almost surely, 212679142 is an apocalyptic number.
12679142 is a deficient number, since it is larger than the sum of its proper divisors (9444838).
12679142 is a wasteful number, since it uses less digits than its factorization.
12679142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129395 (or 129388 counting only the distinct ones).
The product of its digits is 6048, while the sum is 32.
The square root of 12679142 is about 3560.7782857123. The cubic root of 12679142 is about 233.1828585364.
It can be divided in two parts, 12679 and 142, that added together give a palindrome (12821).
The spelling of 12679142 in words is "twelve million, six hundred seventy-nine thousand, one hundred forty-two".
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