Base | Representation |
---|---|
bin | 100111000101011… |
… | …110000110110100 |
3 | 1200200220022122220 |
4 | 213011132012310 |
5 | 2320332323320 |
6 | 145022522340 |
7 | 22151513226 |
oct | 4705360664 |
9 | 1620808586 |
10 | 655745460 |
11 | 3071732a7 |
12 | 1637363b0 |
13 | a5b16186 |
14 | 63138416 |
15 | 3c87ee40 |
hex | 2715e1b4 |
655745460 has 24 divisors (see below), whose sum is σ = 1836087456. Its totient is φ = 174865440.
The previous prime is 655745459. The next prime is 655745473. The reversal of 655745460 is 64547556.
655745460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×6557454602 = 860004216621223200, which contains 22 as substring.
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, 5464486 + ... + 5464605.
It is an arithmetic number, because the mean of its divisors is an integer number (76503644).
Almost surely, 2655745460 is an apocalyptic number.
655745460 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
655745460 is an abundant number, since it is smaller than the sum of its proper divisors (1180341996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
655745460 is a wasteful number, since it uses less digits than its factorization.
655745460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10929103 (or 10929101 counting only the distinct ones).
The product of its (nonzero) digits is 504000, while the sum is 42.
The square root of 655745460 is about 25607.5274089475. The cubic root of 655745460 is about 868.7839000625.
The spelling of 655745460 in words is "six hundred fifty-five million, seven hundred forty-five thousand, four hundred sixty".
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