Base | Representation |
---|---|
bin | 111000111001001010… |
… | …111001111110110011 |
3 | 12211200101011121122212 |
4 | 320321022321332303 |
5 | 2000102201434022 |
6 | 44021434522335 |
7 | 4261556255066 |
oct | 707112717663 |
9 | 184611147585 |
10 | 61088702387 |
11 | 239a8a862a9 |
12 | ba0a5963ab |
13 | 59b718379b |
14 | 2d572d08dd |
15 | 18c81063e2 |
hex | e392b9fb3 |
61088702387 has 2 divisors, whose sum is σ = 61088702388. Its totient is φ = 61088702386.
The previous prime is 61088702261. The next prime is 61088702491. The reversal of 61088702387 is 78320788016.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 61088702387 - 210 = 61088701363 is a prime.
It is not a weakly prime, because it can be changed into another prime (61088702687) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30544351193 + 30544351194.
It is an arithmetic number, because the mean of its divisors is an integer number (30544351194).
Almost surely, 261088702387 is an apocalyptic number.
61088702387 is a deficient number, since it is larger than the sum of its proper divisors (1).
61088702387 is an equidigital number, since it uses as much as digits as its factorization.
61088702387 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 903168, while the sum is 50.
The spelling of 61088702387 in words is "sixty-one billion, eighty-eight million, seven hundred two thousand, three hundred eighty-seven".
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