Base | Representation |
---|---|
bin | 10011000110100111100 |
3 | 1011210200110 |
4 | 2120310330 |
5 | 130012410 |
6 | 21230020 |
7 | 5215005 |
oct | 2306474 |
9 | 1153613 |
10 | 625980 |
11 | 398343 |
12 | 262310 |
13 | 18bc04 |
14 | 1241ac |
15 | c5720 |
hex | 98d3c |
625980 has 24 divisors (see below), whose sum is σ = 1752912. Its totient is φ = 166912.
The previous prime is 625979. The next prime is 625997. The reversal of 625980 is 89526.
625980 is digitally balanced in base 2, because in such base 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 7 ways as a sum of consecutive naturals, for example, 5157 + ... + 5276.
It is an arithmetic number, because the mean of its divisors is an integer number (73038).
2625980 is an apocalyptic number.
625980 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
625980 is an abundant number, since it is smaller than the sum of its proper divisors (1126932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
625980 is a wasteful number, since it uses less digits than its factorization.
625980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10445 (or 10443 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 625980 is about 791.1889786897. The cubic root of 625980 is about 85.5434613690.
The spelling of 625980 in words is "six hundred twenty-five thousand, nine hundred eighty".
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