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23244412380 = 2235755343839
BaseRepresentation
bin10101101001011110…
…011001010111011100
32012222221110111100020
4111221132121113130
5340101032144010
614402304232140
71452006150060
oct255136312734
965887414306
1023244412380
119948957072
12460860b650
1322658c6487
1411a7151aa0
159109dd470
hex5697995dc

23244412380 has 48 divisors (see below), whose sum is σ = 74382120960. Its totient is φ = 5313008448.

The previous prime is 23244412379. The next prime is 23244412417. The reversal of 23244412380 is 8321444232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27671500 + ... + 27672339.

It is an arithmetic number, because the mean of its divisors is an integer number (1549627520).

Almost surely, 223244412380 is an apocalyptic number.

23244412380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23244412380 is an abundant number, since it is smaller than the sum of its proper divisors (51137708580).

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

23244412380 is a wasteful number, since it uses less digits than its factorization.

23244412380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55343858 (or 55343856 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

The spelling of 23244412380 in words is "twenty-three billion, two hundred forty-four million, four hundred twelve thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 55343839 110687678 166031517 221375356 276719195 332063034 387406873 553438390 664126068 774813746 830157585 1106876780 1162220619 1549627492 1660315170 1937034365 2324441238 3320630340 3874068730 4648882476 5811103095 7748137460 11622206190 23244412380