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109385107 = 139079277
BaseRepresentation
bin1101000010100…
…01010110010011
321121211100011021
412201101112103
5211000310412
614504300311
72465521006
oct641212623
9247740137
10109385107
1156821717
1230771697
131987b520
141075553d
15990a607
hex6851593

109385107 has 8 divisors (see below), whose sum is σ = 117941936. Its totient is φ = 100848672.

The previous prime is 109385069. The next prime is 109385113. The reversal of 109385107 is 701583901.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 109385107 - 215 = 109352339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109385707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7153 + ... + 16429.

It is an arithmetic number, because the mean of its divisors is an integer number (14742742).

Almost surely, 2109385107 is an apocalyptic number.

109385107 is a deficient number, since it is larger than the sum of its proper divisors (8556829).

109385107 is an equidigital number, since it uses as much as digits as its factorization.

109385107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10197.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 109385107 is about 10458.7335275357. The cubic root of 109385107 is about 478.2475259026.

The spelling of 109385107 in words is "one hundred nine million, three hundred eighty-five thousand, one hundred seven".

Divisors: 1 13 907 9277 11791 120601 8414239 109385107