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88674813 = 3220034919
BaseRepresentation
bin1010100100100…
…01000111111101
320011212010222100
411102101013331
5140200043223
612444335313
72124503103
oct522210775
9204763870
1088674813
1146066777
1225844539
13154a9a06
14bac3c73
157bb9043
hex54911fd

88674813 has 12 divisors (see below), whose sum is σ = 128175840. Its totient is φ = 59075016.

The previous prime is 88674797. The next prime is 88674823. The reversal of 88674813 is 31847688.

It is not a de Polignac number, because 88674813 - 24 = 88674797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88674823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15568 + ... + 20486.

It is an arithmetic number, because the mean of its divisors is an integer number (10681320).

Almost surely, 288674813 is an apocalyptic number.

It is an amenable number.

88674813 is a deficient number, since it is larger than the sum of its proper divisors (39501027).

88674813 is a wasteful number, since it uses less digits than its factorization.

88674813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6928 (or 6925 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 88674813 is about 9416.7304835596. The cubic root of 88674813 is about 445.9300717515.

The spelling of 88674813 in words is "eighty-eight million, six hundred seventy-four thousand, eight hundred thirteen".

Divisors: 1 3 9 2003 4919 6009 14757 18027 44271 9852757 29558271 88674813