Base | Representation |
---|---|
bin | 111100100111000100… |
… | …110111101110110000 |
3 | 20012222112200111201100 |
4 | 330213010313232300 |
5 | 2031241001111322 |
6 | 45521500204400 |
7 | 4462513463130 |
oct | 744704675660 |
9 | 205875614640 |
10 | 65080097712 |
11 | 25667022723 |
12 | 10743239700 |
13 | 61a2081776 |
14 | 3215444ac0 |
15 | 1a5d72bdac |
hex | f27137bb0 |
65080097712 has 120 divisors (see below), whose sum is σ = 208609964576. Its totient is φ = 18553494528.
The previous prime is 65080097707. The next prime is 65080097713. The reversal of 65080097712 is 21779008056.
It is not an unprimeable number, because it can be changed into a prime (65080097713) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 390018 + ... + 531294.
Almost surely, 265080097712 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 65080097712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104304982288).
65080097712 is an abundant number, since it is smaller than the sum of its proper divisors (143529866864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65080097712 is a wasteful number, since it uses less digits than its factorization.
65080097712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 141755 (or 141746 counting only the distinct ones).
The product of its (nonzero) digits is 211680, while the sum is 45.
The spelling of 65080097712 in words is "sixty-five billion, eighty million, ninety-seven thousand, seven hundred twelve".
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