Base | Representation |
---|---|
bin | 1110100110110… |
… | …0000111111101 |
3 | 11021021100022110 |
4 | 3221230013331 |
5 | 111140312120 |
6 | 10025004233 |
7 | 1342463262 |
oct | 351540775 |
9 | 137240273 |
10 | 61260285 |
11 | 31641839 |
12 | 18623679 |
13 | c8cb7b8 |
14 | 81c9269 |
15 | 55a12e0 |
hex | 3a6c1fd |
61260285 has 8 divisors (see below), whose sum is σ = 98016480. Its totient is φ = 32672144.
The previous prime is 61260281. The next prime is 61260341. The reversal of 61260285 is 58206216.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 61260285 - 22 = 61260281 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61260281) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2041995 + ... + 2042024.
It is an arithmetic number, because the mean of its divisors is an integer number (12252060).
Almost surely, 261260285 is an apocalyptic number.
It is an amenable number.
61260285 is a deficient number, since it is larger than the sum of its proper divisors (36756195).
61260285 is a wasteful number, since it uses less digits than its factorization.
61260285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4084027.
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 61260285 is about 7826.8949782145. The cubic root of 61260285 is about 394.2088206527.
The spelling of 61260285 in words is "sixty-one million, two hundred sixty thousand, two hundred eighty-five".
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