Base | Representation |
---|---|
bin | 1110100100100… |
… | …1011101010100 |
3 | 11021000010112110 |
4 | 3221021131110 |
5 | 111121241132 |
6 | 10021551020 |
7 | 1341332304 |
oct | 351113524 |
9 | 137003473 |
10 | 61118292 |
11 | 31555094 |
12 | 18575470 |
13 | c87bc91 |
14 | 818d604 |
15 | 55741cc |
hex | 3a49754 |
61118292 has 12 divisors (see below), whose sum is σ = 142609376. Its totient is φ = 20372760.
The previous prime is 61118287. The next prime is 61118311. The reversal of 61118292 is 29281116.
It is a happy number.
61118292 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 2546584 + ... + 2546607.
Almost surely, 261118292 is an apocalyptic number.
It is an amenable number.
61118292 is an abundant number, since it is smaller than the sum of its proper divisors (81491084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61118292 is a wasteful number, since it uses less digits than its factorization.
61118292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5093198 (or 5093196 counting only the distinct ones).
The product of its digits is 1728, while the sum is 30.
The square root of 61118292 is about 7817.8188774108. The cubic root of 61118292 is about 393.9040109039.
The spelling of 61118292 in words is "sixty-one million, one hundred eighteen thousand, two hundred ninety-two".
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