Base | Representation |
---|---|
bin | 1101011001100… |
… | …11001001100010 |
3 | 21211111212121100 |
4 | 12230303021202 |
5 | 212234012023 |
6 | 15053135230 |
7 | 2533305414 |
oct | 654631142 |
9 | 254455540 |
10 | 112407138 |
11 | 584a6168 |
12 | 3178a516 |
13 | 1a398bcc |
14 | 10d009b4 |
15 | 9d05c43 |
hex | 6b33262 |
112407138 has 24 divisors (see below), whose sum is σ = 245829168. Its totient is φ = 37118232.
The previous prime is 112407137. The next prime is 112407143. The reversal of 112407138 is 831704211.
It is not an unprimeable number, because it can be changed into a prime (112407137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27256 + ... + 31107.
It is an arithmetic number, because the mean of its divisors is an integer number (10242882).
Almost surely, 2112407138 is an apocalyptic number.
112407138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
112407138 is an abundant number, since it is smaller than the sum of its proper divisors (133422030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
112407138 is a wasteful number, since it uses less digits than its factorization.
112407138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58478 (or 58475 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 27.
The square root of 112407138 is about 10602.2232574116. The cubic root of 112407138 is about 482.6118301466.
The spelling of 112407138 in words is "one hundred twelve million, four hundred seven thousand, one hundred thirty-eight".
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