Base | Representation |
---|---|
bin | 101111100111… |
… | …100000010100 |
3 | 212111011212210 |
4 | 233213200110 |
5 | 11143420310 |
6 | 1123313420 |
7 | 211046235 |
oct | 57474024 |
9 | 25434783 |
10 | 12482580 |
11 | 7056390 |
12 | 421b870 |
13 | 2780856 |
14 | 192d08c |
15 | 1168820 |
hex | be7814 |
12482580 has 48 divisors (see below), whose sum is σ = 38130624. Its totient is φ = 3025920.
The previous prime is 12482551. The next prime is 12482593. The reversal of 12482580 is 8528421.
12482580 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8797 + ... + 10116.
It is an arithmetic number, because the mean of its divisors is an integer number (794388).
Almost surely, 212482580 is an apocalyptic number.
12482580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12482580 is an abundant number, since it is smaller than the sum of its proper divisors (25648044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12482580 is a wasteful number, since it uses less digits than its factorization.
12482580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18936 (or 18934 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 30.
The square root of 12482580 is about 3533.0694870042. The cubic root of 12482580 is about 231.9715829245.
It can be divided in two parts, 1248 and 2580, that added together give a triangular number (3828 = T87).
The spelling of 12482580 in words is "twelve million, four hundred eighty-two thousand, five hundred eighty".
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