Base | Representation |
---|---|
bin | 111001000101001001… |
… | …101111001101011010 |
3 | 12212012101102111201011 |
4 | 321011021233031122 |
5 | 2001010132111324 |
6 | 44053415244134 |
7 | 4266550022143 |
oct | 710511571532 |
9 | 185171374634 |
10 | 61289722714 |
11 | 23aa14a5900 |
12 | ba6597964a |
13 | 5a19a0731c |
14 | 2d75c9aaca |
15 | 18daab2c94 |
hex | e4526f35a |
61289722714 has 12 divisors (see below), whose sum is σ = 101052063882. Its totient is φ = 27858964760.
The previous prime is 61289722709. The next prime is 61289722717. The reversal of 61289722714 is 41722798216.
It can be written as a sum of positive squares in only one way, i.e., 30987617089 + 30302105625 = 176033^2 + 174075^2 .
It is a super-2 number, since 2×612897227142 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (61289722717) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126631417 + ... + 126631900.
Almost surely, 261289722714 is an apocalyptic number.
61289722714 is a deficient number, since it is larger than the sum of its proper divisors (39762341168).
61289722714 is a wasteful number, since it uses less digits than its factorization.
61289722714 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253263341 (or 253263330 counting only the distinct ones).
The product of its digits is 677376, while the sum is 49.
The spelling of 61289722714 in words is "sixty-one billion, two hundred eighty-nine million, seven hundred twenty-two thousand, seven hundred fourteen".
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