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23027468780 = 2254128082279
BaseRepresentation
bin10101011100100010…
…110100100111101100
32012102211020121200002
4111130202310213230
5334130013000110
614324554323432
71443433153331
oct253442644754
965384217602
1023027468780
119847451138
124567a29578
13222c988c94
1411863dc988
158eb938aa5
hex55c8b49ec

23027468780 has 24 divisors (see below), whose sum is σ = 49537141920. Its totient is φ = 8986328960.

The previous prime is 23027468773. The next prime is 23027468797. The reversal of 23027468780 is 8786472032.

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, 14040320 + ... + 14041959.

It is an arithmetic number, because the mean of its divisors is an integer number (2064047580).

Almost surely, 223027468780 is an apocalyptic number.

23027468780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23027468780 is an abundant number, since it is smaller than the sum of its proper divisors (26509673140).

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

23027468780 is a wasteful number, since it uses less digits than its factorization.

23027468780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28082329 (or 28082327 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 47.

The spelling of 23027468780 in words is "twenty-three billion, twenty-seven million, four hundred sixty-eight thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 28082279 56164558 112329116 140411395 280822790 561645580 1151373439 2302746878 4605493756 5756867195 11513734390 23027468780