Base | Representation |
---|---|
bin | 100101011100000100110… |
… | …001101100100100011100 |
3 | 100002221202110021100001201 |
4 | 211130010301230210130 |
5 | 314123010434444110 |
6 | 5245525010245244 |
7 | 353606346215602 |
oct | 45340461544434 |
9 | 10087673240051 |
10 | 2572765546780 |
11 | 902116096600 |
12 | 356751b86824 |
13 | 1587c2a82ab0 |
14 | 8c745b01872 |
15 | 46dcbe02b3a |
hex | 25704c6c91c |
2572765546780 has 72 divisors (see below), whose sum is σ = 6395440536576. Its totient is φ = 863585627520.
The previous prime is 2572765546759. The next prime is 2572765546811. The reversal of 2572765546780 is 876455672752.
It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40858012 + ... + 40920931.
It is an arithmetic number, because the mean of its divisors is an integer number (88825563008).
Almost surely, 22572765546780 is an apocalyptic number.
2572765546780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2572765546780 is an abundant number, since it is smaller than the sum of its proper divisors (3822674989796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2572765546780 is a wasteful number, since it uses less digits than its factorization.
2572765546780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81778987 (or 81778974 counting only the distinct ones).
The product of its (nonzero) digits is 197568000, while the sum is 64.
The spelling of 2572765546780 in words is "two trillion, five hundred seventy-two billion, seven hundred sixty-five million, five hundred forty-six thousand, seven hundred eighty".
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