Base | Representation |
---|---|
bin | 101111101111… |
… | …010001100100 |
3 | 212112210112110 |
4 | 233233101210 |
5 | 11200430104 |
6 | 1124121020 |
7 | 211241100 |
oct | 57572144 |
9 | 25483473 |
10 | 12514404 |
11 | 7078291 |
12 | 4236170 |
13 | 2792196 |
14 | 193a900 |
15 | 1172e89 |
hex | bef464 |
12514404 has 36 divisors (see below), whose sum is σ = 33969264. Its totient is φ = 3575376.
The previous prime is 12514391. The next prime is 12514409. The reversal of 12514404 is 40441521.
It is a happy number.
It is a super-2 number, since 2×125144042 = 313220614950432, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (12514409) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10054 + ... + 11229.
Almost surely, 212514404 is an apocalyptic number.
12514404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
12514404 is an abundant number, since it is smaller than the sum of its proper divisors (21454860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12514404 is a wasteful number, since it uses less digits than its factorization.
12514404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21304 (or 21295 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 12514404 is about 3537.5703526573. The cubic root of 12514404 is about 232.1685507228.
Adding to 12514404 its reverse (40441521), we get a palindrome (52955925).
The spelling of 12514404 in words is "twelve million, five hundred fourteen thousand, four hundred four".
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