Base | Representation |
---|---|
bin | 111001001111110100… |
… | …010010001101011101 |
3 | 12212122212002212110011 |
4 | 321033310102031131 |
5 | 2001341433221120 |
6 | 44123250243221 |
7 | 4304151614062 |
oct | 711764221535 |
9 | 185585085404 |
10 | 61468648285 |
11 | 240834a4280 |
12 | bab5886511 |
13 | 5a47ac3145 |
14 | 2d91954c69 |
15 | 18eb657c5a |
hex | e4fd1235d |
61468648285 has 64 divisors (see below), whose sum is σ = 85803782400. Its totient is φ = 41803776000.
The previous prime is 61468648271. The next prime is 61468648333. The reversal of 61468648285 is 58284686416.
It is a happy number.
It is not a de Polignac number, because 61468648285 - 211 = 61468646237 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 60919861 + ... + 60920869.
It is an arithmetic number, because the mean of its divisors is an integer number (1340684100).
Almost surely, 261468648285 is an apocalyptic number.
It is an amenable number.
61468648285 is a deficient number, since it is larger than the sum of its proper divisors (24335134115).
61468648285 is a wasteful number, since it uses less digits than its factorization.
61468648285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1742.
The product of its digits is 17694720, while the sum is 58.
The spelling of 61468648285 in words is "sixty-one billion, four hundred sixty-eight million, six hundred forty-eight thousand, two hundred eighty-five".
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