Base | Representation |
---|---|
bin | 1110101010010… |
… | …1101101001111 |
3 | 11021201022211221 |
4 | 3222211231033 |
5 | 111220334033 |
6 | 10034024211 |
7 | 1344465022 |
oct | 352455517 |
9 | 137638757 |
10 | 61496143 |
11 | 31792a65 |
12 | 18718067 |
13 | c981c67 |
14 | 824b1b9 |
15 | 55eb12d |
hex | 3aa5b4f |
61496143 has 2 divisors, whose sum is σ = 61496144. Its totient is φ = 61496142.
The previous prime is 61496131. The next prime is 61496167. The reversal of 61496143 is 34169416.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 61496143 - 217 = 61365071 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 61496099 and 61496108.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (61496543) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30748071 + 30748072.
It is an arithmetic number, because the mean of its divisors is an integer number (30748072).
Almost surely, 261496143 is an apocalyptic number.
61496143 is a deficient number, since it is larger than the sum of its proper divisors (1).
61496143 is an equidigital number, since it uses as much as digits as its factorization.
61496143 is an evil number, because the sum of its binary digits is even.
The product of its digits is 15552, while the sum is 34.
The square root of 61496143 is about 7841.9476534851. The cubic root of 61496143 is about 394.7140867466.
The spelling of 61496143 in words is "sixty-one million, four hundred ninety-six thousand, one hundred forty-three".
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