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13006489530 = 235433549651
BaseRepresentation
bin11000001110011111…
…10100011110111010
31020120110000010102110
430013033310132322
5203114130131110
65550342113150
7640212223356
oct140717643672
936513003373
1013006489530
115574908101
12262ba1b7b6
1312c3834768
148b5578466
15511cd4a20
hex3073f47ba

13006489530 has 16 divisors (see below), whose sum is σ = 31215574944. Its totient is φ = 3468397200.

The previous prime is 13006489499. The next prime is 13006489567. The reversal of 13006489530 is 3598460031.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216774796 + ... + 216774855.

It is an arithmetic number, because the mean of its divisors is an integer number (1950973434).

Almost surely, 213006489530 is an apocalyptic number.

13006489530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13006489530 is an abundant number, since it is smaller than the sum of its proper divisors (18209085414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13006489530 is a wasteful number, since it uses less digits than its factorization.

13006489530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433549661.

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 13006489530 in words is "thirteen billion, six million, four hundred eighty-nine thousand, five hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 433549651 867099302 1300648953 2167748255 2601297906 4335496510 6503244765 13006489530