Base | Representation |
---|---|
bin | 1110110001110… |
… | …0111011001101 |
3 | 11022122010200210 |
4 | 3230130323031 |
5 | 111332000321 |
6 | 10052313033 |
7 | 1351600500 |
oct | 354347315 |
9 | 138563623 |
10 | 61984461 |
11 | 31a96930 |
12 | 18912779 |
13 | cac32c6 |
14 | 8337137 |
15 | 5695b76 |
hex | 3b1cecd |
61984461 has 24 divisors (see below), whose sum is σ = 104881824. Its totient is φ = 32198880.
The previous prime is 61984423. The next prime is 61984463. The reversal of 61984461 is 16448916.
It is not a de Polignac number, because 61984461 - 210 = 61983437 is a prime.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61984463) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17550 + ... + 20783.
It is an arithmetic number, because the mean of its divisors is an integer number (4370076).
Almost surely, 261984461 is an apocalyptic number.
It is an amenable number.
61984461 is a deficient number, since it is larger than the sum of its proper divisors (42897363).
61984461 is a wasteful number, since it uses less digits than its factorization.
61984461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38361 (or 38354 counting only the distinct ones).
The product of its digits is 41472, while the sum is 39.
The square root of 61984461 is about 7873.0210846917. The cubic root of 61984461 is about 395.7560927871.
The spelling of 61984461 in words is "sixty-one million, nine hundred eighty-four thousand, four hundred sixty-one".
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