Base | Representation |
---|---|
bin | 1111011100001011000… |
… | …00100101100101011001 |
3 | 1212201100220122112221100 |
4 | 13232011200211211121 |
5 | 32143001321432224 |
6 | 1043415023502013 |
7 | 53220542105130 |
oct | 7560540454531 |
9 | 1781326575840 |
10 | 530520889689 |
11 | 194aa123667a |
12 | 8699a457909 |
13 | 3b04940030b |
14 | 1b96a900917 |
15 | dc0034eac9 |
hex | 7b85825959 |
530520889689 has 24 divisors (see below), whose sum is σ = 875806305920. Its totient is φ = 303145867008.
The previous prime is 530520889673. The next prime is 530520889693. The reversal of 530520889689 is 986988025035.
530520889689 is a `hidden beast` number, since 530 + 5 + 2 + 0 + 8 + 8 + 96 + 8 + 9 = 666.
It is not a de Polignac number, because 530520889689 - 24 = 530520889673 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is not an unprimeable number, because it can be changed into a prime (530520889489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2454684 + ... + 2662050.
Almost surely, 2530520889689 is an apocalyptic number.
It is an amenable number.
530520889689 is a deficient number, since it is larger than the sum of its proper divisors (345285416231).
530520889689 is a wasteful number, since it uses less digits than its factorization.
530520889689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 247989 (or 247986 counting only the distinct ones).
The product of its (nonzero) digits is 37324800, while the sum is 63.
The spelling of 530520889689 in words is "five hundred thirty billion, five hundred twenty million, eight hundred eighty-nine thousand, six hundred eighty-nine".
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