Base | Representation |
---|---|
bin | 11011110000000001010100… |
… | …10010100001000111100000 |
3 | 22000001210120221111000000010 |
4 | 31320000222102201013200 |
5 | 30444302320314321010 |
6 | 333441505042324520 |
7 | 15565544546465625 |
oct | 1570005222410740 |
9 | 260053527430003 |
10 | 61023604838880 |
11 | 18497a6905a902 |
12 | 6a16949959740 |
13 | 28086693073c8 |
14 | 110d7b5b1434c |
15 | 70c56d7a0620 |
hex | 37802a4a11e0 |
61023604838880 has 96 divisors (see below), whose sum is σ = 196314235213824. Its totient is φ = 15926728065536.
The previous prime is 61023604838873. The next prime is 61023604838897. The reversal of 61023604838880 is 8883840632016.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (96).
It is a self number, because there is not a number n which added to its sum of digits gives 61023604838880.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1352450952 + ... + 1352496071.
It is an arithmetic number, because the mean of its divisors is an integer number (2044939950144).
Almost surely, 261023604838880 is an apocalyptic number.
61023604838880 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
61023604838880 is an abundant number, since it is smaller than the sum of its proper divisors (135290630374944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61023604838880 is a wasteful number, since it uses less digits than its factorization.
61023604838880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2704947088 (or 2704947080 counting only the distinct ones).
The product of its (nonzero) digits is 10616832, while the sum is 57.
The spelling of 61023604838880 in words is "sixty-one trillion, twenty-three billion, six hundred four million, eight hundred thirty-eight thousand, eight hundred eighty".
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