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19234514924 = 2235923095801
BaseRepresentation
bin10001111010011101…
…110110011111101100
31211122111010121010122
4101322131312133230
5303343013434144
612500342224112
71250435451662
oct217235663754
954574117118
1019234514924
118180422829
123889725038
131a76c1aaa1
14d06782c32
157789607ee
hex47a7767ec

19234514924 has 24 divisors (see below), whose sum is σ = 33774602400. Its totient is φ = 9584662400.

The previous prime is 19234514899. The next prime is 19234514947. The reversal of 19234514924 is 42941543291.

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, 3312824 + ... + 3318624.

It is an arithmetic number, because the mean of its divisors is an integer number (1407275100).

Almost surely, 219234514924 is an apocalyptic number.

It is an amenable number.

19234514924 is a deficient number, since it is larger than the sum of its proper divisors (14540087476).

19234514924 is a wasteful number, since it uses less digits than its factorization.

19234514924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8473 (or 8471 counting only the distinct ones).

The product of its digits is 311040, while the sum is 44.

The spelling of 19234514924 in words is "nineteen billion, two hundred thirty-four million, five hundred fourteen thousand, nine hundred twenty-four".

Divisors: 1 2 4 359 718 1436 2309 4618 5801 9236 11602 23204 828931 1657862 2082559 3315724 4165118 8330236 13394509 26789018 53578036 4808628731 9617257462 19234514924