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15155155002 = 23131711429227
BaseRepresentation
bin11100001110101000…
…10101000000111010
31110010012002122100010
432013110111000322
5222014204430002
610543455322350
71044362456241
oct160724250072
943105078303
1015155155002
116477765299
122b2b5203b6
131576a31450
14a3aa91958
155da76146c
hex38751503a

15155155002 has 32 divisors (see below), whose sum is σ = 34561985472. Its totient is φ = 4388822784.

The previous prime is 15155154997. The next prime is 15155155033. The reversal of 15155155002 is 20055155151.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5713288 + ... + 5715939.

It is an arithmetic number, because the mean of its divisors is an integer number (1080062046).

Almost surely, 215155155002 is an apocalyptic number.

15155155002 is an abundant number, since it is smaller than the sum of its proper divisors (19406830470).

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

15155155002 is a wasteful number, since it uses less digits than its factorization.

15155155002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11429262.

The product of its (nonzero) digits is 6250, while the sum is 30.

The spelling of 15155155002 in words is "fifteen billion, one hundred fifty-five million, one hundred fifty-five thousand, two".

Divisors: 1 2 3 6 13 17 26 34 39 51 78 102 221 442 663 1326 11429227 22858454 34287681 68575362 148579951 194296859 297159902 388593718 445739853 582890577 891479706 1165781154 2525859167 5051718334 7577577501 15155155002