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88069705913 = 731201213791
BaseRepresentation
bin101001000000101011…
…1010001000010111001
322102022201200121102202
41102001113101002321
52420331321042123
6104243023235545
76235310102000
oct1220127210271
9272281617382
1088069705913
1134394064622
121509a448bb5
1383c6c42927
1443967c9c37
152456b87a28
hex14815d10b9

88069705913 has 16 divisors (see below), whose sum is σ = 102791193600. Its totient is φ = 75425112000.

The previous prime is 88069705897. The next prime is 88069705993. The reversal of 88069705913 is 31950796088.

It is not a de Polignac number, because 88069705913 - 24 = 88069705897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88069705993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305048 + ... + 518838.

It is an arithmetic number, because the mean of its divisors is an integer number (6424449600).

Almost surely, 288069705913 is an apocalyptic number.

It is an amenable number.

88069705913 is a deficient number, since it is larger than the sum of its proper divisors (14721487687).

88069705913 is a wasteful number, since it uses less digits than its factorization.

88069705913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215013 (or 214999 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 56.

The spelling of 88069705913 in words is "eighty-eight billion, sixty-nine million, seven hundred five thousand, nine hundred thirteen".

Divisors: 1 7 49 343 1201 8407 58849 213791 411943 1496537 10475759 73330313 256762991 1797340937 12581386559 88069705913