Base | Representation |
---|---|
bin | 101111101010… |
… | …101010101010 |
3 | 212111211122102 |
4 | 233222222222 |
5 | 11144324110 |
6 | 1123453402 |
7 | 211132055 |
oct | 57525252 |
9 | 25454572 |
10 | 12495530 |
11 | 7065093 |
12 | 4227262 |
13 | 2786708 |
14 | 1933a9c |
15 | 116c5a5 |
hex | beaaaa |
12495530 has 16 divisors (see below), whose sum is σ = 22671360. Its totient is φ = 4958352.
The previous prime is 12495523. The next prime is 12495563. The reversal of 12495530 is 3559421.
It is a super-2 number, since 2×124955302 = 312276539961800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12495493 and 12495502.
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, 3650 + ... + 6189.
It is an arithmetic number, because the mean of its divisors is an integer number (1416960).
Almost surely, 212495530 is an apocalyptic number.
12495530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12495530 is a deficient number, since it is larger than the sum of its proper divisors (10175830).
12495530 is a wasteful number, since it uses less digits than its factorization.
12495530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9973.
The product of its (nonzero) digits is 5400, while the sum is 29.
The square root of 12495530 is about 3534.9016959457. The cubic root of 12495530 is about 232.0517745130.
The spelling of 12495530 in words is "twelve million, four hundred ninety-five thousand, five hundred thirty".
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