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24430141220 = 22511359318229
BaseRepresentation
bin10110110000001001…
…100101111100100100
32100001120121202112012
4112300021211330210
5400013104004340
615120102413352
71523254526342
oct266011457444
970046552465
1024430141220
11a3a71a5761
124899731258
1323c4461c84
14127a808992
1597eb5a565
hex5b0265f24

24430141220 has 48 divisors (see below), whose sum is σ = 51847432560. Its totient is φ = 9668714496.

The previous prime is 24430141189. The next prime is 24430141277. The reversal of 24430141220 is 2214103442.

It can be written as a sum of positive squares in 8 ways, for example, as 36699364 + 24393441856 = 6058^2 + 156184^2 .

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, 1331066 + ... + 1349294.

It is an arithmetic number, because the mean of its divisors is an integer number (1080154845).

Almost surely, 224430141220 is an apocalyptic number.

24430141220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24430141220 is an abundant number, since it is smaller than the sum of its proper divisors (27417291340).

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

24430141220 is a wasteful number, since it uses less digits than its factorization.

24430141220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18944 (or 18942 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 24430141220 its reverse (2214103442), we get a palindrome (26644244662).

The spelling of 24430141220 in words is "twenty-four billion, four hundred thirty million, one hundred forty-one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 113 226 452 565 593 1130 1186 2260 2372 2965 5930 11860 18229 36458 67009 72916 91145 134018 182290 268036 335045 364580 670090 1340180 2059877 4119754 8239508 10299385 10809797 20598770 21619594 41197540 43239188 54048985 108097970 216195940 1221507061 2443014122 4886028244 6107535305 12215070610 24430141220