Base | Representation |
---|---|
bin | 11110111101001100101110… |
… | …10001101011000100111100 |
3 | 22221000202112111022201111112 |
4 | 33132212113101223010330 |
5 | 32410303434003314222 |
6 | 400440304511341152 |
7 | 20224101106343366 |
oct | 1736462721530474 |
9 | 287022474281445 |
10 | 68073474666812 |
11 | 1a765886860a7a |
12 | 7775118b217b8 |
13 | 2bca3bb726854 |
14 | 12b4ab9273d36 |
15 | 7d0b321cebe2 |
hex | 3de99746b13c |
68073474666812 has 24 divisors (see below), whose sum is σ = 125419968105600. Its totient is φ = 32239811269296.
The previous prime is 68073474666767. The next prime is 68073474666839. The reversal of 68073474666812 is 21866647437086.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76203512 + ... + 77091647.
It is an arithmetic number, because the mean of its divisors is an integer number (5225832004400).
Almost surely, 268073474666812 is an apocalyptic number.
It is an amenable number.
68073474666812 is a deficient number, since it is larger than the sum of its proper divisors (57346493438788).
68073474666812 is a wasteful number, since it uses less digits than its factorization.
68073474666812 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153301025 (or 153301023 counting only the distinct ones).
The product of its (nonzero) digits is 390168576, while the sum is 68.
The spelling of 68073474666812 in words is "sixty-eight trillion, seventy-three billion, four hundred seventy-four million, six hundred sixty-six thousand, eight hundred twelve".
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