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109110852 = 22323030857
BaseRepresentation
bin1101000000011…
…10011001000100
321121022101221200
412200032121010
5210413021402
614454342500
72463266304
oct640163104
9247271850
10109110852
1156654664
123065aa30
13197b3746
14106c3604
1598a421c
hex680e644

109110852 has 18 divisors (see below), whose sum is σ = 275808078. Its totient is φ = 36370272.

The previous prime is 109110809. The next prime is 109110857. The reversal of 109110852 is 258011901.

It can be written as a sum of positive squares in only one way, i.e., 108493056 + 617796 = 10416^2 + 786^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (109110857) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1515393 + ... + 1515464.

It is an arithmetic number, because the mean of its divisors is an integer number (15322671).

Almost surely, 2109110852 is an apocalyptic number.

109110852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

109110852 is an abundant number, since it is smaller than the sum of its proper divisors (166697226).

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

109110852 is a wasteful number, since it uses less digits than its factorization.

109110852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3030867 (or 3030862 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

The square root of 109110852 is about 10445.6140078025. The cubic root of 109110852 is about 477.8474972031.

The spelling of 109110852 in words is "one hundred nine million, one hundred ten thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 3030857 6061714 9092571 12123428 18185142 27277713 36370284 54555426 109110852