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88985808 = 24323111987
BaseRepresentation
bin1010100110111…
…01000011010000
320012102221120200
411103131003100
5140240021213
612455135200
72130236562
oct523350320
9205387520
1088985808
114625939a
1225974500
1315588432
14bb65332
157c2b273
hex54dd0d0

88985808 has 60 divisors (see below), whose sum is σ = 249963168. Its totient is φ = 29551680.

The previous prime is 88985807. The next prime is 88985839. The reversal of 88985808 is 80858988.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88985807) 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, 43791 + ... + 45777.

Almost surely, 288985808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88985808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124981584).

88985808 is an abundant number, since it is smaller than the sum of its proper divisors (160977360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88985808 is a wasteful number, since it uses less digits than its factorization.

88985808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2312 (or 2303 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 54.

The square root of 88985808 is about 9433.2289275730. The cubic root of 88985808 is about 446.4507765882.

It can be divided in two parts, 8898 and 5808, that added together give a triangular number (14706 = T171).

The spelling of 88985808 in words is "eighty-eight million, nine hundred eighty-five thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 311 622 933 1244 1866 1987 2488 2799 3732 3974 4976 5598 5961 7464 7948 11196 11922 14928 15896 17883 22392 23844 31792 35766 44784 47688 71532 95376 143064 286128 617957 1235914 1853871 2471828 3707742 4943656 5561613 7415484 9887312 11123226 14830968 22246452 29661936 44492904 88985808