Base | Representation |
---|---|
bin | 10011011111000110001… |
… | …10011000011110111100 |
3 | 2101000011200212122112211 |
4 | 21233203012120132330 |
5 | 41432144142011220 |
6 | 1231324452110204 |
7 | 66241402241521 |
oct | 11574306303674 |
9 | 2330150778484 |
10 | 669530032060 |
11 | 238a4528080a |
12 | a9914305364 |
13 | 4b1a0906506 |
14 | 245966c1148 |
15 | 12639098b5a |
hex | 9be31987bc |
669530032060 has 48 divisors (see below), whose sum is σ = 1480113361440. Its totient is φ = 253699568640.
The previous prime is 669530031967. The next prime is 669530032069. The reversal of 669530032060 is 60230035966.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (669530032069) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6567880 + ... + 6669040.
It is an arithmetic number, because the mean of its divisors is an integer number (30835695030).
Almost surely, 2669530032060 is an apocalyptic number.
It is an amenable number.
669530032060 is an abundant number, since it is smaller than the sum of its proper divisors (810583329380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
669530032060 is a wasteful number, since it uses less digits than its factorization.
669530032060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118606 (or 118604 counting only the distinct ones).
The product of its (nonzero) digits is 174960, while the sum is 40.
The spelling of 669530032060 in words is "six hundred sixty-nine billion, five hundred thirty million, thirty-two thousand, sixty".
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