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124055130 = 23516212551
BaseRepresentation
bin1110110010011…
…10111001011010
322122102122122110
413121032321122
5223224231010
620150533150
73034310523
oct731167132
9278378573
10124055130
1164031501
12356671b6
131c916904
141269384a
15ad57120
hex764ee5a

124055130 has 32 divisors (see below), whose sum is σ = 298032768. Its totient is φ = 33048000.

The previous prime is 124055083. The next prime is 124055131. The reversal of 124055130 is 31550421.

It is a super-3 number, since 3×1240551303 (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 124055097 and 124055106.

It is not an unprimeable number, because it can be changed into a prime (124055131) 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, 47355 + ... + 49905.

It is an arithmetic number, because the mean of its divisors is an integer number (9313524).

Almost surely, 2124055130 is an apocalyptic number.

124055130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124055130 is an abundant number, since it is smaller than the sum of its proper divisors (173977638).

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

124055130 is a wasteful number, since it uses less digits than its factorization.

124055130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4182.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 124055130 is about 11138.0038606565. The cubic root of 124055130 is about 498.7369856090.

The spelling of 124055130 in words is "one hundred twenty-four million, fifty-five thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1621 2551 3242 4863 5102 7653 8105 9726 12755 15306 16210 24315 25510 38265 48630 76530 4135171 8270342 12405513 20675855 24811026 41351710 62027565 124055130