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124011312 = 2434360083
BaseRepresentation
bin1110110010001…
…00001100110000
322122100102112120
413121010030300
5223221330222
620145554240
73034036005
oct731041460
9278312476
10124011312
1164001597
1235645980
131c8cc999
14126818ac
15ad4915c
hex7644330

124011312 has 40 divisors (see below), whose sum is σ = 327818304. Its totient is φ = 40375104.

The previous prime is 124011301. The next prime is 124011313. The reversal of 124011312 is 213110421.

It is a super-2 number, since 2×1240113122 = 30757611007922688, which contains 22 as substring.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 124011291 and 124011300.

It is not an unprimeable number, because it can be changed into a prime (124011313) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 27978 + ... + 32105.

Almost surely, 2124011312 is an apocalyptic number.

124011312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

124011312 is an abundant number, since it is smaller than the sum of its proper divisors (203806992).

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

124011312 is a wasteful number, since it uses less digits than its factorization.

124011312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60137 (or 60131 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 124011312 is about 11136.0366378708. The cubic root of 124011312 is about 498.6782584105.

Adding to 124011312 its reverse (213110421), we get a palindrome (337121733).

The spelling of 124011312 in words is "one hundred twenty-four million, eleven thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 43 48 86 129 172 258 344 516 688 1032 2064 60083 120166 180249 240332 360498 480664 720996 961328 1441992 2583569 2883984 5167138 7750707 10334276 15501414 20668552 31002828 41337104 62005656 124011312