Base | Representation |
---|---|
bin | 1110101010010… |
… | …1010110101101 |
3 | 11021201020212112 |
4 | 3222211112231 |
5 | 111220312301 |
6 | 10034013405 |
7 | 1344460562 |
oct | 352452655 |
9 | 137636775 |
10 | 61494701 |
11 | 31791974 |
12 | 18717265 |
13 | c9813c8 |
14 | 824a869 |
15 | 55ea9bb |
hex | 3aa55ad |
61494701 has 2 divisors, whose sum is σ = 61494702. Its totient is φ = 61494700.
The previous prime is 61494683. The next prime is 61494721. The reversal of 61494701 is 10749416.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 59274601 + 2220100 = 7699^2 + 1490^2 .
It is a cyclic number.
It is not a de Polignac number, because 61494701 - 26 = 61494637 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (61494721) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30747350 + 30747351.
It is an arithmetic number, because the mean of its divisors is an integer number (30747351).
Almost surely, 261494701 is an apocalyptic number.
It is an amenable number.
61494701 is a deficient number, since it is larger than the sum of its proper divisors (1).
61494701 is an equidigital number, since it uses as much as digits as its factorization.
61494701 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6048, while the sum is 32.
The square root of 61494701 is about 7841.8557115009. The cubic root of 61494701 is about 394.7110015549.
The spelling of 61494701 in words is "sixty-one million, four hundred ninety-four thousand, seven hundred one".
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