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109104293 = 297947623
BaseRepresentation
bin1101000000011…
…00110010100101
321121022001221202
412200030302211
5210412314133
614454252245
72463241214
oct640146245
9247261852
10109104293
115664a741
1230657085
13197b076c
14106c107b
1598a22e8
hex680cca5

109104293 has 8 divisors (see below), whose sum is σ = 114297600. Its totient is φ = 104006448.

The previous prime is 109104277. The next prime is 109104301. The reversal of 109104293 is 392401901.

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 109104293 - 24 = 109104277 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109104253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21521 + ... + 26102.

It is an arithmetic number, because the mean of its divisors is an integer number (14287200).

Almost surely, 2109104293 is an apocalyptic number.

It is an amenable number.

109104293 is a deficient number, since it is larger than the sum of its proper divisors (5193307).

109104293 is an equidigital number, since it uses as much as digits as its factorization.

109104293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47731.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 109104293 is about 10445.3000435603. The cubic root of 109104293 is about 477.8379220341.

The spelling of 109104293 in words is "one hundred nine million, one hundred four thousand, two hundred ninety-three".

Divisors: 1 29 79 2291 47623 1381067 3762217 109104293