Base | Representation |
---|---|
bin | 1110100110100… |
… | …0101110100000 |
3 | 11021020122020000 |
4 | 3221220232200 |
5 | 111134340433 |
6 | 10024420000 |
7 | 1342404561 |
oct | 351505640 |
9 | 137218200 |
10 | 61246368 |
11 | 31632337 |
12 | 18617600 |
13 | c8c5371 |
14 | 81c4168 |
15 | 559c113 |
hex | 3a68ba0 |
61246368 has 60 divisors (see below), whose sum is σ = 180131490. Its totient is φ = 20414592.
The previous prime is 61246363. The next prime is 61246369. The reversal of 61246368 is 86364216.
61246368 is a `hidden beast` number, since 6 + 12 + 4 + 636 + 8 = 666.
It can be written as a sum of positive squares in only one way, i.e., 61027344 + 219024 = 7812^2 + 468^2 .
It is a super-2 number, since 2×612463682 = 7502235186382848, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (61246363) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9223 + ... + 14406.
Almost surely, 261246368 is an apocalyptic number.
It is an amenable number.
61246368 is an abundant number, since it is smaller than the sum of its proper divisors (118885122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61246368 is a wasteful number, since it uses less digits than its factorization.
61246368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23651 (or 23634 counting only the distinct ones).
The product of its digits is 41472, while the sum is 36.
The square root of 61246368 is about 7826.0058778409. The cubic root of 61246368 is about 394.1789665112.
The spelling of 61246368 in words is "sixty-one million, two hundred forty-six thousand, three hundred sixty-eight".
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