Base | Representation |
---|---|
bin | 1110110001010… |
… | …1100110011000 |
3 | 11022120121112111 |
4 | 3230111212120 |
5 | 111330020311 |
6 | 10051522104 |
7 | 1351414144 |
oct | 354254630 |
9 | 138517474 |
10 | 61954456 |
11 | 31a76333 |
12 | 188b9334 |
13 | cab2755 |
14 | 832a224 |
15 | 568bd21 |
hex | 3b15998 |
61954456 has 32 divisors (see below), whose sum is σ = 123521760. Its totient is φ = 29066752.
The previous prime is 61954441. The next prime is 61954457. The reversal of 61954456 is 65445916.
It is a happy number.
61954456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61954457) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 6576 + ... + 12928.
It is an arithmetic number, because the mean of its divisors is an integer number (3860055).
Almost surely, 261954456 is an apocalyptic number.
It is an amenable number.
61954456 is a deficient number, since it is larger than the sum of its proper divisors (61567304).
61954456 is a wasteful number, since it uses less digits than its factorization.
61954456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6435 (or 6431 counting only the distinct ones).
The product of its digits is 129600, while the sum is 40.
The square root of 61954456 is about 7871.1152958142. The cubic root of 61954456 is about 395.6922242091.
The spelling of 61954456 in words is "sixty-one million, nine hundred fifty-four thousand, four hundred fifty-six".
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