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88990110111 = 374237624291
BaseRepresentation
bin101001011100000111…
…0010101000110011111
322111200212120222122010
41102320032111012133
52424222432010421
6104514222522303
76300154312110
oct1227016250637
9274625528563
1088990110111
1134816662951
12152b6736393
1385128316b6
144442b38207
1524ac895076
hex14b839519f

88990110111 has 8 divisors (see below), whose sum is σ = 135603977344. Its totient is φ = 50851491480.

The previous prime is 88990110091. The next prime is 88990110113. The reversal of 88990110111 is 11101109988.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 88990110111 - 26 = 88990110047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 88990110111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88990110113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2118812125 + ... + 2118812166.

It is an arithmetic number, because the mean of its divisors is an integer number (16950497168).

Almost surely, 288990110111 is an apocalyptic number.

88990110111 is a deficient number, since it is larger than the sum of its proper divisors (46613867233).

88990110111 is a wasteful number, since it uses less digits than its factorization.

88990110111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4237624301.

The product of its (nonzero) digits is 5184, while the sum is 39.

The spelling of 88990110111 in words is "eighty-eight billion, nine hundred ninety million, one hundred ten thousand, one hundred eleven".

Divisors: 1 3 7 21 4237624291 12712872873 29663370037 88990110111