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124402240230 = 23522718267583
BaseRepresentation
bin111001111011011110…
…0111000101011100110
3102220002210202120210220
41303312330320223212
54014233433141410
6133052151425210
711662542411012
oct1636674705346
9386083676726
10124402240230
1148838904394
122013a085206
13b967252c48
146041c85542
1533816d3070
hex1cf6f38ae6

124402240230 has 32 divisors (see below), whose sum is σ = 299880658944. Its totient is φ = 33027788256.

The previous prime is 124402240217. The next prime is 124402240231. The reversal of 124402240230 is 32042204421.

It is a self number, because there is not a number n which added to its sum of digits gives 124402240230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124402240231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9126982 + ... + 9140601.

It is an arithmetic number, because the mean of its divisors is an integer number (9371270592).

Almost surely, 2124402240230 is an apocalyptic number.

124402240230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124402240230 is an abundant number, since it is smaller than the sum of its proper divisors (175478418714).

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

124402240230 is a wasteful number, since it uses less digits than its factorization.

124402240230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18267820.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 124402240230 its reverse (32042204421), we get a palindrome (156444444651).

The spelling of 124402240230 in words is "one hundred twenty-four billion, four hundred two million, two hundred forty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 227 454 681 1135 1362 2270 3405 6810 18267583 36535166 54802749 91337915 109605498 182675830 274013745 548027490 4146741341 8293482682 12440224023 20733706705 24880448046 41467413410 62201120115 124402240230