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88870097097 = 3235327972961
BaseRepresentation
bin101001011000100010…
…0100001000011001001
322111101111202200201200
41102301010201003021
52424001221101342
6104454254334413
76264166234665
oct1226104410311
9274344680650
1088870097097
1134764942341
12152824ba409
1384c3a01892
144430c178a5
1524a208a94c
hex14b11210c9

88870097097 has 12 divisors (see below), whose sum is σ = 128731571124. Its totient is φ = 59078891520.

The previous prime is 88870097093. The next prime is 88870097117. The reversal of 88870097097 is 79079007888.

It can be written as a sum of positive squares in 2 ways, for example, as 56045354121 + 32824742976 = 236739^2 + 181176^2 .

It is not a de Polignac number, because 88870097097 - 22 = 88870097093 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88870097093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13983304 + ... + 13989657.

It is an arithmetic number, because the mean of its divisors is an integer number (10727630927).

Almost surely, 288870097097 is an apocalyptic number.

It is an amenable number.

88870097097 is a deficient number, since it is larger than the sum of its proper divisors (39861474027).

88870097097 is a wasteful number, since it uses less digits than its factorization.

88870097097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27973320 (or 27973317 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 63.

The spelling of 88870097097 in words is "eighty-eight billion, eight hundred seventy million, ninety-seven thousand, ninety-seven".

Divisors: 1 3 9 353 1059 3177 27972961 83918883 251756649 9874455233 29623365699 88870097097