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88047106057 = 281313334897
BaseRepresentation
bin101001000000000000…
…1000011100000001001
322102021011011102021001
41102000001003200021
52420310024343212
6104240455015001
76234614024131
oct1220001034011
9272234142231
1088047106057
1134382328a59
121509296a461
1383c235c031
1443937c5ac1
152454bc1657
hex1480043809

88047106057 has 4 divisors (see below), whose sum is σ = 88360441236. Its totient is φ = 87733770880.

The previous prime is 88047106019. The next prime is 88047106097. The reversal of 88047106057 is 75060174088.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72822260736 + 15224845321 = 269856^2 + 123389^2 .

It is a cyclic number.

It is not a de Polignac number, because 88047106057 - 211 = 88047104009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 88047105998 and 88047106016.

It is not an unprimeable number, because it can be changed into a prime (88047106097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156667168 + ... + 156667729.

It is an arithmetic number, because the mean of its divisors is an integer number (22090110309).

Almost surely, 288047106057 is an apocalyptic number.

It is an amenable number.

88047106057 is a deficient number, since it is larger than the sum of its proper divisors (313335179).

88047106057 is a wasteful number, since it uses less digits than its factorization.

88047106057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313335178.

The product of its (nonzero) digits is 376320, while the sum is 46.

The spelling of 88047106057 in words is "eighty-eight billion, forty-seven million, one hundred six thousand, fifty-seven".

Divisors: 1 281 313334897 88047106057