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13150605320 = 235328765133
BaseRepresentation
bin11000011111101011…
…00101000000001000
31020221111011222010022
430033311211000020
5203413023332240
610012531040012
7643612205126
oct141765450010
936844158108
1013150605320
1156391a0466
122670140008
131317653288
148ca770916
1551e7a09b5
hex30fd65008

13150605320 has 16 divisors (see below), whose sum is σ = 29588862060. Its totient is φ = 5260242112.

The previous prime is 13150605319. The next prime is 13150605343. The reversal of 13150605320 is 2350605131.

It can be written as a sum of positive squares in 2 ways, for example, as 13118953444 + 31651876 = 114538^2 + 5626^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13150605320.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164382527 + ... + 164382606.

Almost surely, 213150605320 is an apocalyptic number.

13150605320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13150605320 is an abundant number, since it is smaller than the sum of its proper divisors (16438256740).

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

13150605320 is a wasteful number, since it uses less digits than its factorization.

13150605320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328765144 (or 328765140 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The spelling of 13150605320 in words is "thirteen billion, one hundred fifty million, six hundred five thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 328765133 657530266 1315060532 1643825665 2630121064 3287651330 6575302660 13150605320