Base | Representation |
---|---|
bin | 111000111111110101… |
… | …110110001000101011 |
3 | 12211222011202201200021 |
4 | 320333311312020223 |
5 | 2000314324401443 |
6 | 44040513421311 |
7 | 4264415463514 |
oct | 707765661053 |
9 | 184864681607 |
10 | 61200622123 |
11 | 23a56179253 |
12 | ba3bb6a837 |
13 | 5a0440b894 |
14 | 2d68105a0b |
15 | 18d2d629ed |
hex | e3fd7622b |
61200622123 has 2 divisors, whose sum is σ = 61200622124. Its totient is φ = 61200622122.
The previous prime is 61200622019. The next prime is 61200622129. The reversal of 61200622123 is 32122600216.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 61200622123 - 29 = 61200621611 is a prime.
It is a super-2 number, since 2×612006221232 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (61200622129) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30600311061 + 30600311062.
It is an arithmetic number, because the mean of its divisors is an integer number (30600311062).
Almost surely, 261200622123 is an apocalyptic number.
61200622123 is a deficient number, since it is larger than the sum of its proper divisors (1).
61200622123 is an equidigital number, since it uses as much as digits as its factorization.
61200622123 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1728, while the sum is 25.
The spelling of 61200622123 in words is "sixty-one billion, two hundred million, six hundred twenty-two thousand, one hundred twenty-three".
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