Base | Representation |
---|---|
bin | 1110101101010… |
… | …1110001111111 |
3 | 11022002022221222 |
4 | 3223111301333 |
5 | 111243134210 |
6 | 10042143555 |
7 | 1346245064 |
oct | 353256177 |
9 | 138068858 |
10 | 61693055 |
11 | 319079a6 |
12 | 187b1bbb |
13 | ca20788 |
14 | 829cc6b |
15 | 5639655 |
hex | 3ad5c7f |
61693055 has 16 divisors (see below), whose sum is σ = 75807360. Its totient is φ = 48182688.
The previous prime is 61693043. The next prime is 61693087. The reversal of 61693055 is 55039616.
It is a cyclic number.
It is not a de Polignac number, because 61693055 - 26 = 61692991 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47444 + ... + 48726.
It is an arithmetic number, because the mean of its divisors is an integer number (4737960).
Almost surely, 261693055 is an apocalyptic number.
61693055 is a deficient number, since it is larger than the sum of its proper divisors (14114305).
61693055 is a wasteful number, since it uses less digits than its factorization.
61693055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1510.
The product of its (nonzero) digits is 24300, while the sum is 35.
The square root of 61693055 is about 7854.4926634379. The cubic root of 61693055 is about 395.1349322706.
The spelling of 61693055 in words is "sixty-one million, six hundred ninety-three thousand, fifty-five".
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