Base | Representation |
---|---|
bin | 101111001010… |
… | …000010100100 |
3 | 212021001022212 |
4 | 233022002210 |
5 | 11131040032 |
6 | 1120542552 |
7 | 210034334 |
oct | 57120244 |
9 | 25231285 |
10 | 12361892 |
11 | 6a83744 |
12 | 4181a58 |
13 | 273a93a |
14 | 18db0c4 |
15 | 1142bb2 |
hex | bca0a4 |
12361892 has 6 divisors (see below), whose sum is σ = 21633318. Its totient is φ = 6180944.
The previous prime is 12361891. The next prime is 12361897. The reversal of 12361892 is 29816321.
It can be written as a sum of positive squares in only one way, i.e., 12222016 + 139876 = 3496^2 + 374^2 .
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (12361891) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1545233 + ... + 1545240.
It is an arithmetic number, because the mean of its divisors is an integer number (3605553).
Almost surely, 212361892 is an apocalyptic number.
It is an amenable number.
12361892 is a deficient number, since it is larger than the sum of its proper divisors (9271426).
12361892 is a wasteful number, since it uses less digits than its factorization.
12361892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3090477 (or 3090475 counting only the distinct ones).
The product of its digits is 5184, while the sum is 32.
The square root of 12361892 is about 3515.9482362515. The cubic root of 12361892 is about 231.2215536473.
The spelling of 12361892 in words is "twelve million, three hundred sixty-one thousand, eight hundred ninety-two".
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