Base | Representation |
---|---|
bin | 1110101000110… |
… | …0111111001000 |
3 | 11021112011221202 |
4 | 3222030333020 |
5 | 111204114023 |
6 | 10031523332 |
7 | 1343563562 |
oct | 352147710 |
9 | 137464852 |
10 | 61394888 |
11 | 31723985 |
12 | 18689548 |
13 | c947b49 |
14 | 8222332 |
15 | 55cb128 |
hex | 3a8cfc8 |
61394888 has 32 divisors (see below), whose sum is σ = 123055200. Its totient is φ = 28614912.
The previous prime is 61394857. The next prime is 61394897. The reversal of 61394888 is 88849316.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12443 + ... + 16661.
It is an arithmetic number, because the mean of its divisors is an integer number (3845475).
Almost surely, 261394888 is an apocalyptic number.
61394888 is a gapful number since it is divisible by the number (68) formed by its first and last digit.
It is an amenable number.
61394888 is an abundant number, since it is smaller than the sum of its proper divisors (61660312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61394888 is a wasteful number, since it uses less digits than its factorization.
61394888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4349 (or 4345 counting only the distinct ones).
The product of its digits is 331776, while the sum is 47.
The square root of 61394888 is about 7835.4890083517. The cubic root of 61394888 is about 394.4973320666.
The spelling of 61394888 in words is "sixty-one million, three hundred ninety-four thousand, eight hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •