Base | Representation |
---|---|
bin | 110100011110001010… |
… | …1100100110001001111 |
3 | 101202211222000011012020 |
4 | 1220330111210301033 |
5 | 3321232422011122 |
6 | 123433134141223 |
7 | 11066231264535 |
oct | 1507425446117 |
9 | 352758004166 |
10 | 112681438287 |
11 | 43873809410 |
12 | 19a08951813 |
13 | a819bb4a92 |
14 | 564d384155 |
15 | 2de7712c5c |
hex | 1a3c564c4f |
112681438287 has 16 divisors (see below), whose sum is σ = 171026373888. Its totient is φ = 65322572480.
The previous prime is 112681438277. The next prime is 112681438291. The reversal of 112681438287 is 782834186211.
It is a happy number.
It is not a de Polignac number, because 112681438287 - 24 = 112681438271 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112681438277) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74229438 + ... + 74230955.
It is an arithmetic number, because the mean of its divisors is an integer number (10689148368).
Almost surely, 2112681438287 is an apocalyptic number.
112681438287 is a deficient number, since it is larger than the sum of its proper divisors (58344935601).
112681438287 is a wasteful number, since it uses less digits than its factorization.
112681438287 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148460430.
The product of its digits is 1032192, while the sum is 51.
It can be divided in two parts, 1126814 and 38287, that added together give a triangular number (1165101 = T1526).
The spelling of 112681438287 in words is "one hundred twelve billion, six hundred eighty-one million, four hundred thirty-eight thousand, two hundred eighty-seven".
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