Base | Representation |
---|---|
bin | 10011100000110111101… |
… | …10001001000000000000 |
3 | 2101002122001022110211110 |
4 | 21300123312021000000 |
5 | 41441121402410043 |
6 | 1232003141443320 |
7 | 66304112416020 |
oct | 11603366110000 |
9 | 2332561273743 |
10 | 670482075648 |
11 | 23939371a1a0 |
12 | a9b3b110540 |
13 | 4b2c2c22508 |
14 | 24646d07a80 |
15 | 12692955b33 |
hex | 9c1bd89000 |
670482075648 has 416 divisors, whose sum is σ = 2248946122752. Its totient is φ = 172582502400.
The previous prime is 670482075647. The next prime is 670482075691. The reversal of 670482075648 is 846570284076.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (670482075647) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106914753 + ... + 106921023.
Almost surely, 2670482075648 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 670482075648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1124473061376).
670482075648 is an abundant number, since it is smaller than the sum of its proper divisors (1578464047104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
670482075648 is a wasteful number, since it uses less digits than its factorization.
670482075648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6429 (or 6407 counting only the distinct ones).
The product of its (nonzero) digits is 18063360, while the sum is 57.
The spelling of 670482075648 in words is "six hundred seventy billion, four hundred eighty-two million, seventy-five thousand, six hundred forty-eight".
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