Base | Representation |
---|---|
bin | 1110100010110… |
… | …0100110011101 |
3 | 11020210010101201 |
4 | 3220230212131 |
5 | 111104000333 |
6 | 10015235501 |
7 | 1340330560 |
oct | 350544635 |
9 | 136703351 |
10 | 61000093 |
11 | 31484300 |
12 | 18518b91 |
13 | c83a23b |
14 | 815c4d7 |
15 | 554e17d |
hex | 3a2c99d |
61000093 has 12 divisors (see below), whose sum is σ = 76629280. Its totient is φ = 47531880.
The previous prime is 61000091. The next prime is 61000111. The reversal of 61000093 is 39000016.
It is not a de Polignac number, because 61000093 - 21 = 61000091 is a prime.
It is a super-2 number, since 2×610000932 = 7442022692017298, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 61000093.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61000091) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35163 + ... + 36856.
Almost surely, 261000093 is an apocalyptic number.
It is an amenable number.
61000093 is a deficient number, since it is larger than the sum of its proper divisors (15629187).
61000093 is a wasteful number, since it uses less digits than its factorization.
61000093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72048 (or 72037 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 19.
The square root of 61000093 is about 7810.2556296193. The cubic root of 61000093 is about 393.6499183616.
The spelling of 61000093 in words is "sixty-one million, ninety-three", and thus it is an aban number and an uban number.
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