Base | Representation |
---|---|
bin | 1110101110111… |
… | …0100100111100 |
3 | 11022021111021122 |
4 | 3223232210330 |
5 | 111304411440 |
6 | 10044250112 |
7 | 1350150146 |
oct | 353564474 |
9 | 138244248 |
10 | 61794620 |
11 | 31977238 |
12 | 18840938 |
13 | ca57a84 |
14 | 82c7c96 |
15 | 56597b5 |
hex | 3aee93c |
61794620 has 12 divisors (see below), whose sum is σ = 129768744. Its totient is φ = 24717840.
The previous prime is 61794619. The next prime is 61794641. The reversal of 61794620 is 2649716.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1544846 + ... + 1544885.
It is an arithmetic number, because the mean of its divisors is an integer number (10814062).
Almost surely, 261794620 is an apocalyptic number.
It is an amenable number.
61794620 is an abundant number, since it is smaller than the sum of its proper divisors (67974124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61794620 is a wasteful number, since it uses less digits than its factorization.
61794620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3089740 (or 3089738 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 35.
The square root of 61794620 is about 7860.9554126709. The cubic root of 61794620 is about 395.3516496766.
The spelling of 61794620 in words is "sixty-one million, seven hundred ninety-four thousand, six hundred twenty".
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