Base | Representation |
---|---|
bin | 1110100110011… |
… | …1110011011000 |
3 | 11021020110000212 |
4 | 3221213303120 |
5 | 111134230314 |
6 | 10024350252 |
7 | 1342360544 |
oct | 351476330 |
9 | 137213025 |
10 | 61242584 |
11 | 3162a507 |
12 | 18615388 |
13 | c8c3720 |
14 | 81c2a24 |
15 | 559ae3e |
hex | 3a67cd8 |
61242584 has 16 divisors (see below), whose sum is σ = 123663120. Its totient is φ = 28265760.
The previous prime is 61242581. The next prime is 61242589. The reversal of 61242584 is 48524216.
It is a self number, because there is not a number n which added to its sum of digits gives 61242584.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61242581) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294332 + ... + 294539.
It is an arithmetic number, because the mean of its divisors is an integer number (7728945).
Almost surely, 261242584 is an apocalyptic number.
It is an amenable number.
61242584 is an abundant number, since it is smaller than the sum of its proper divisors (62420536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61242584 is a wasteful number, since it uses less digits than its factorization.
61242584 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 588890 (or 588886 counting only the distinct ones).
The product of its digits is 15360, while the sum is 32.
The square root of 61242584 is about 7825.7641160464. The cubic root of 61242584 is about 394.1708484574.
The spelling of 61242584 in words is "sixty-one million, two hundred forty-two thousand, five hundred eighty-four".
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