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109157352 = 23316992677
BaseRepresentation
bin1101000000110…
…01101111101000
321121101202201220
412200121233220
5210421013402
614455342040
72463552003
oct640315750
9247352656
10109157352
1156686597
1230681920
13197cb965
14106d653a
1598b2dbc
hex6819be8

109157352 has 32 divisors (see below), whose sum is σ = 273156000. Its totient is φ = 36350784.

The previous prime is 109157341. The next prime is 109157383. The reversal of 109157352 is 253751901.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39438 + ... + 42114.

It is an arithmetic number, because the mean of its divisors is an integer number (8536125).

Almost surely, 2109157352 is an apocalyptic number.

109157352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

109157352 is an abundant number, since it is smaller than the sum of its proper divisors (163998648).

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

109157352 is a wasteful number, since it uses less digits than its factorization.

109157352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4385 (or 4381 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 109157352 is about 10447.8395852923. The cubic root of 109157352 is about 477.9153693180.

The spelling of 109157352 in words is "one hundred nine million, one hundred fifty-seven thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 1699 2677 3398 5097 5354 6796 8031 10194 10708 13592 16062 20388 21416 32124 40776 64248 4548223 9096446 13644669 18192892 27289338 36385784 54578676 109157352