Base | Representation |
---|---|
bin | 1110000111111… |
… | …10001101001110 |
3 | 22020221111101200 |
4 | 13003332031032 |
5 | 220312403432 |
6 | 15431250330 |
7 | 2636035551 |
oct | 703761516 |
9 | 266844350 |
10 | 118481742 |
11 | 609750a5 |
12 | 338199a6 |
13 | 1b714b52 |
14 | 11a42698 |
15 | a605a7c |
hex | 70fe34e |
118481742 has 48 divisors (see below), whose sum is σ = 261211392. Its totient is φ = 38808720.
The previous prime is 118481731. The next prime is 118481749. The reversal of 118481742 is 247184811.
It is a junction number, because it is equal to n+sod(n) for n = 118481697 and 118481706.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (118481749) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 437067 + ... + 437337.
It is an arithmetic number, because the mean of its divisors is an integer number (5441904).
Almost surely, 2118481742 is an apocalyptic number.
118481742 is an abundant number, since it is smaller than the sum of its proper divisors (142729650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
118481742 is a wasteful number, since it uses less digits than its factorization.
118481742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 613 (or 610 counting only the distinct ones).
The product of its digits is 14336, while the sum is 36.
The square root of 118481742 is about 10884.9318785190. The cubic root of 118481742 is about 491.1533873679.
The spelling of 118481742 in words is "one hundred eighteen million, four hundred eighty-one thousand, seven hundred forty-two".
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