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124314420 = 223518111447
BaseRepresentation
bin1110110100011…
…10001100110100
322122220211022210
413122032030310
5223311030140
620200253420
73036440466
oct732161464
9278824283
10124314420
116419929a
1235771270
131c9a7939
1412720136
15ada8d80
hex768e334

124314420 has 48 divisors (see below), whose sum is σ = 350034048. Its totient is φ = 32964480.

The previous prime is 124314409. The next prime is 124314427. The reversal of 124314420 is 24413421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124314427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5137 + ... + 16583.

It is an arithmetic number, because the mean of its divisors is an integer number (7292376).

Almost surely, 2124314420 is an apocalyptic number.

124314420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124314420 is an abundant number, since it is smaller than the sum of its proper divisors (225719628).

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

124314420 is a wasteful number, since it uses less digits than its factorization.

124314420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11640 (or 11638 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 124314420 is about 11149.6376622741. The cubic root of 124314420 is about 499.0842170405.

Adding to 124314420 its reverse (24413421), we get a palindrome (148727841).

Subtracting from 124314420 its reverse (24413421), we obtain a palindrome (99900999).

The spelling of 124314420 in words is "one hundred twenty-four million, three hundred fourteen thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 181 362 543 724 905 1086 1810 2172 2715 3620 5430 10860 11447 22894 34341 45788 57235 68682 114470 137364 171705 228940 343410 686820 2071907 4143814 6215721 8287628 10359535 12431442 20719070 24862884 31078605 41438140 62157210 124314420