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23419069939 = 31853988471
BaseRepresentation
bin10101110011111000…
…101010010111110011
32020110010010000110201
4111303320222113303
5340430240214224
614431503540031
71456226544556
oct256370522763
966403100421
1023419069939
119a284aa961
124656bba617
132292b49745
1411c241869d
15920edda44
hex573e2a5f3

23419069939 has 8 divisors (see below), whose sum is σ = 24177628160. Its totient is φ = 22660705800.

The previous prime is 23419069909. The next prime is 23419069981. The reversal of 23419069939 is 93996091432.

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 23419069939 - 211 = 23419067891 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23419069939.

It is not an unprimeable number, because it can be changed into a prime (23419069909) 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, 220474 + ... + 308944.

It is an arithmetic number, because the mean of its divisors is an integer number (3022203520).

Almost surely, 223419069939 is an apocalyptic number.

23419069939 is a deficient number, since it is larger than the sum of its proper divisors (758558221).

23419069939 is an equidigital number, since it uses as much as digits as its factorization.

23419069939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97041.

The product of its (nonzero) digits is 2834352, while the sum is 55.

The spelling of 23419069939 in words is "twenty-three billion, four hundred nineteen million, sixty-nine thousand, nine hundred thirty-nine".

Divisors: 1 31 8539 88471 264709 2742601 755453869 23419069939