Base | Representation |
---|---|
bin | 1110101101010… |
… | …1110010000000 |
3 | 11022002022222000 |
4 | 3223111302000 |
5 | 111243134211 |
6 | 10042144000 |
7 | 1346245065 |
oct | 353256200 |
9 | 138068860 |
10 | 61693056 |
11 | 319079a7 |
12 | 187b2000 |
13 | ca20789 |
14 | 829cc6c |
15 | 5639656 |
hex | 3ad5c80 |
61693056 has 64 divisors (see below), whose sum is σ = 182090400. Its totient is φ = 20563200.
The previous prime is 61693043. The next prime is 61693087. The reversal of 61693056 is 65039616.
61693056 is a `hidden beast` number, since 616 + 9 + 30 + 5 + 6 = 666.
It is a tau number, because it is divible by the number of its divisors (64).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 61693056.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5470 + ... + 12381.
Almost surely, 261693056 is an apocalyptic number.
It is an amenable number.
61693056 is an abundant number, since it is smaller than the sum of its proper divisors (120397344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61693056 is a wasteful number, since it uses less digits than its factorization.
61693056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17874 (or 17856 counting only the distinct ones).
The product of its (nonzero) digits is 29160, while the sum is 36.
The square root of 61693056 is about 7854.4927270957. The cubic root of 61693056 is about 395.1349344056.
The spelling of 61693056 in words is "sixty-one million, six hundred ninety-three thousand, fifty-six".
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