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109796069 = 897112239
BaseRepresentation
bin1101000101101…
…01101011100101
321122121012220002
412202311223211
5211101433234
614521151045
72502152105
oct642655345
9248535802
10109796069
1156a82459
123092b485
13199935b6
1410821205
15998c27e
hex68b5ae5

109796069 has 4 divisors (see below), whose sum is σ = 109817280. Its totient is φ = 109774860.

The previous prime is 109796053. The next prime is 109796077. The reversal of 109796069 is 960697901.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 960697901 = 3050931489.

It is a cyclic number.

It is not a de Polignac number, because 109796069 - 24 = 109796053 is a prime.

It is a super-2 number, since 2×1097960692 = 24110353535705522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109796009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2852 + ... + 15090.

It is an arithmetic number, because the mean of its divisors is an integer number (27454320).

Almost surely, 2109796069 is an apocalyptic number.

It is an amenable number.

109796069 is a deficient number, since it is larger than the sum of its proper divisors (21211).

109796069 is an equidigital number, since it uses as much as digits as its factorization.

109796069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21210.

The product of its (nonzero) digits is 183708, while the sum is 47.

The square root of 109796069 is about 10478.3619425939. The cubic root of 109796069 is about 478.8457058583.

The spelling of 109796069 in words is "one hundred nine million, seven hundred ninety-six thousand, sixty-nine".

Divisors: 1 8971 12239 109796069