Base | Representation |
---|---|
bin | 1110101000011… |
… | …0011010101110 |
3 | 11021110211001020 |
4 | 3222012122232 |
5 | 111202233412 |
6 | 10031155010 |
7 | 1343422254 |
oct | 352063256 |
9 | 137424036 |
10 | 61367982 |
11 | 31705745 |
12 | 18675a66 |
13 | c938820 |
14 | 82165d4 |
15 | 55c318c |
hex | 3a866ae |
61367982 has 24 divisors (see below), whose sum is σ = 132326376. Its totient is φ = 18861168.
The previous prime is 61367963. The next prime is 61367983. The reversal of 61367982 is 28976316.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61367983) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68743 + ... + 69629.
It is an arithmetic number, because the mean of its divisors is an integer number (5513599).
Almost surely, 261367982 is an apocalyptic number.
61367982 is an abundant number, since it is smaller than the sum of its proper divisors (70958394).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61367982 is an equidigital number, since it uses as much as digits as its factorization.
61367982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1792 (or 905 counting only the distinct ones).
The product of its digits is 108864, while the sum is 42.
The square root of 61367982 is about 7833.7718884328. The cubic root of 61367982 is about 394.4396948240.
The spelling of 61367982 in words is "sixty-one million, three hundred sixty-seven thousand, nine hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •