Base | Representation |
---|---|
bin | 111001101000111010… |
… | …010111111111001011 |
3 | 12220202012100020211000 |
4 | 321220322113333023 |
5 | 2003222224101321 |
6 | 44233130310043 |
7 | 4320453362610 |
oct | 715072277713 |
9 | 186665306730 |
10 | 61889675211 |
11 | 2427a121011 |
12 | bbb2888323 |
13 | 5ab40b73c0 |
14 | 2dd1830507 |
15 | 19235c1826 |
hex | e68e97fcb |
61889675211 has 32 divisors (see below), whose sum is σ = 112847275520. Its totient is φ = 32645102112.
The previous prime is 61889675203. The next prime is 61889675219. The reversal of 61889675211 is 11257698816.
It is a happy number.
61889675211 is a `hidden beast` number, since 618 + 8 + 9 + 6 + 7 + 5 + 2 + 11 = 666.
It is an interprime number because it is at equal distance from previous prime (61889675203) and next prime (61889675219).
It is not a de Polignac number, because 61889675211 - 23 = 61889675203 is a prime.
It is not an unprimeable number, because it can be changed into a prime (61889675219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12592105 + ... + 12597018.
It is an arithmetic number, because the mean of its divisors is an integer number (3526477360).
Almost surely, 261889675211 is an apocalyptic number.
61889675211 is a deficient number, since it is larger than the sum of its proper divisors (50957600309).
61889675211 is a wasteful number, since it uses less digits than its factorization.
61889675211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25189152 (or 25189146 counting only the distinct ones).
The product of its digits is 1451520, while the sum is 54.
The spelling of 61889675211 in words is "sixty-one billion, eight hundred eighty-nine million, six hundred seventy-five thousand, two hundred eleven".
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