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102088844 = 221113213729
BaseRepresentation
bin1100001010111…
…00000010001100
321010002122120022
412011130002030
5202113320334
614044041312
72346512054
oct605340214
9233078508
10102088844
1152698950
122a233238
13181c5500
14d7b6564
158e6882e
hex615c08c

102088844 has 36 divisors (see below), whose sum is σ = 211057560. Its totient is φ = 42831360.

The previous prime is 102088817. The next prime is 102088849. The reversal of 102088844 is 448880201.

It is not an unprimeable number, because it can be changed into a prime (102088849) 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, 572 + ... + 14300.

It is an arithmetic number, because the mean of its divisors is an integer number (5862710).

Almost surely, 2102088844 is an apocalyptic number.

It is an amenable number.

102088844 is an abundant number, since it is smaller than the sum of its proper divisors (108968716).

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

102088844 is a wasteful number, since it uses less digits than its factorization.

102088844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13770 (or 13755 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 35.

The square root of 102088844 is about 10103.9024144139. The cubic root of 102088844 is about 467.3684897994.

The spelling of 102088844 in words is "one hundred two million, eighty-eight thousand, eight hundred forty-four".

Divisors: 1 2 4 11 13 22 26 44 52 143 169 286 338 572 676 1859 3718 7436 13729 27458 54916 151019 178477 302038 356954 604076 713908 1963247 2320201 3926494 4640402 7852988 9280804 25522211 51044422 102088844