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124130310 = 23523179899
BaseRepresentation
bin1110110011000…
…01010000000110
322122120110202220
413121201100012
5223234132220
620152313210
73035042643
oct731412006
9278513686
10124130310
1164082a37
12356a2806
131c941bb5
14126b2dca
15ad6e540
hex7661406

124130310 has 32 divisors (see below), whose sum is σ = 310867200. Its totient is φ = 31662048.

The previous prime is 124130263. The next prime is 124130341. The reversal of 124130310 is 13031421.

It is a super-2 number, since 2×1241303102 = 30816667721392200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 124130310.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89260 + ... + 90639.

It is an arithmetic number, because the mean of its divisors is an integer number (9714600).

Almost surely, 2124130310 is an apocalyptic number.

124130310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124130310 is an abundant number, since it is smaller than the sum of its proper divisors (186736890).

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

124130310 is a wasteful number, since it uses less digits than its factorization.

124130310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179932.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 124130310 is about 11141.3782809848. The cubic root of 124130310 is about 498.8377136075.

Adding to 124130310 its reverse (13031421), we get a palindrome (137161731).

The spelling of 124130310 in words is "one hundred twenty-four million, one hundred thirty thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 690 179899 359798 539697 899495 1079394 1798990 2698485 4137677 5396970 8275354 12413031 20688385 24826062 41376770 62065155 124130310