Search a number
-
+
124293120 = 212357172
BaseRepresentation
bin1110110100010…
…01000000000000
322122212202002220
413122021000000
5223304334440
620200011040
73036321420
oct732110000
9278782086
10124293120
1164184296
1235760a80
131c99b033
1412716480
15ada28d0
hex7689000

124293120 has 312 divisors, whose sum is σ = 482810304. Its totient is φ = 26738688.

The previous prime is 124293067. The next prime is 124293139. The reversal of 124293120 is 21392421.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 8.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7311352 + ... + 7311368.

Almost surely, 2124293120 is an apocalyptic number.

124293120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124293120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241405152).

124293120 is an abundant number, since it is smaller than the sum of its proper divisors (358517184).

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

124293120 is an equidigital number, since it uses as much as digits as its factorization.

124293120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73 (or 34 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 124293120 is about 11148.6824333640. The cubic root of 124293120 is about 499.0557110929.

The spelling of 124293120 in words is "one hundred twenty-four million, two hundred ninety-three thousand, one hundred twenty".