Base | Representation |
---|---|
bin | 100111010110010… |
… | …100000000011000 |
3 | 1201000012122000020 |
4 | 213112110000120 |
5 | 2323000114121 |
6 | 145301310440 |
7 | 22234162200 |
oct | 4726240030 |
9 | 1630178006 |
10 | 660160536 |
11 | 309709422 |
12 | 165105420 |
13 | a6a00949 |
14 | 63967400 |
15 | 3ce531c6 |
hex | 27594018 |
660160536 has 96 divisors (see below), whose sum is σ = 2003408640. Its totient is φ = 180409152.
The previous prime is 660160511. The next prime is 660160537. The reversal of 660160536 is 635061066.
It is a junction number, because it is equal to n+sod(n) for n = 660160497 and 660160506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (660160537) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14845 + ... + 39251.
It is an arithmetic number, because the mean of its divisors is an integer number (20868840).
Almost surely, 2660160536 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 660160536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1001704320).
660160536 is an abundant number, since it is smaller than the sum of its proper divisors (1343248104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
660160536 is a wasteful number, since it uses less digits than its factorization.
660160536 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24453 (or 24442 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 33.
The square root of 660160536 is about 25693.5893950223. The cubic root of 660160536 is about 870.7293553523.
The spelling of 660160536 in words is "six hundred sixty million, one hundred sixty thousand, five hundred thirty-six".
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