Base | Representation |
---|---|
bin | 101111101100… |
… | …111110100100 |
3 | 212112022122000 |
4 | 233230332210 |
5 | 11200124441 |
6 | 1124005300 |
7 | 211201500 |
oct | 57547644 |
9 | 25468560 |
10 | 12504996 |
11 | 7071209 |
12 | 4230830 |
13 | 278ab0a |
14 | 1937300 |
15 | 11702b6 |
hex | becfa4 |
12504996 has 144 divisors (see below), whose sum is σ = 40219200. Its totient is φ = 3338496.
The previous prime is 12504977. The next prime is 12505037. The reversal of 12504996 is 69940521.
It is a super-3 number, since 3×125049963 (a number of 22 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 12504996.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89895 + ... + 90033.
It is an arithmetic number, because the mean of its divisors is an integer number (279300).
Almost surely, 212504996 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12504996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20109600).
12504996 is an abundant number, since it is smaller than the sum of its proper divisors (27714204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12504996 is a wasteful number, since it uses less digits than its factorization.
12504996 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183 (or 168 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 36.
The square root of 12504996 is about 3536.2403764450. The cubic root of 12504996 is about 232.1103567327.
12504996 divided by its sum of digits (36) gives a triangular number (347361 = T833).
The spelling of 12504996 in words is "twelve million, five hundred four thousand, nine hundred ninety-six".
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