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23119352790 = 235770645093
BaseRepresentation
bin10101100010000001…
…010101001111010110
32012200020010210211120
4111202001111033112
5334322023242130
614342035544410
71445630153622
oct254201251726
965606123746
1023119352790
1198942a9a36
12459275b106
132245a1a611
1411946ba182
15904a38910
hex5620553d6

23119352790 has 16 divisors (see below), whose sum is σ = 55486446768. Its totient is φ = 6165160736.

The previous prime is 23119352749. The next prime is 23119352803. The reversal of 23119352790 is 9725391132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385322517 + ... + 385322576.

It is an arithmetic number, because the mean of its divisors is an integer number (3467902923).

Almost surely, 223119352790 is an apocalyptic number.

23119352790 is an abundant number, since it is smaller than the sum of its proper divisors (32367093978).

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

23119352790 is a wasteful number, since it uses less digits than its factorization.

23119352790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770645103.

The product of its (nonzero) digits is 102060, while the sum is 42.

The spelling of 23119352790 in words is "twenty-three billion, one hundred nineteen million, three hundred fifty-two thousand, seven hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 770645093 1541290186 2311935279 3853225465 4623870558 7706450930 11559676395 23119352790