Base | Representation |
---|---|
bin | 111010101111… |
… | …110010101000 |
3 | 1001222101222020 |
4 | 322233302220 |
5 | 12420300404 |
6 | 1310024440 |
7 | 244620156 |
oct | 72576250 |
9 | 31871866 |
10 | 15400104 |
11 | 8769365 |
12 | 51a8120 |
13 | 32627b5 |
14 | 208c3d6 |
15 | 1542ed9 |
hex | eafca8 |
15400104 has 32 divisors (see below), whose sum is σ = 39229920. Its totient is φ = 5036096.
The previous prime is 15400097. The next prime is 15400111. The reversal of 15400104 is 40100451.
It is an interprime number because it is at equal distance from previous prime (15400097) and next prime (15400111).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4782 + ... + 7325.
It is an arithmetic number, because the mean of its divisors is an integer number (1225935).
Almost surely, 215400104 is an apocalyptic number.
It is an amenable number.
15400104 is an abundant number, since it is smaller than the sum of its proper divisors (23829816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15400104 is a wasteful number, since it uses less digits than its factorization.
15400104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12169 (or 12165 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 15.
The square root of 15400104 is about 3924.2966248743. The cubic root of 15400104 is about 248.7947535278.
Adding to 15400104 its reverse (40100451), we get a palindrome (55500555).
The spelling of 15400104 in words is "fifteen million, four hundred thousand, one hundred four".
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