Base | Representation |
---|---|
bin | 11100100011110100111… |
… | …10011011010100100100 |
3 | 10110210220222212220122211 |
4 | 32101322132123110210 |
5 | 112034204134340233 |
6 | 2030450101533204 |
7 | 130616465523136 |
oct | 16217236332444 |
9 | 3423828786584 |
10 | 981307340068 |
11 | 349196457910 |
12 | 13a225a14204 |
13 | 716c96c8b13 |
14 | 356d1a33056 |
15 | 1a7d568a5cd |
hex | e47a79b524 |
981307340068 has 24 divisors (see below), whose sum is σ = 1873895534784. Its totient is φ = 445931978400.
The previous prime is 981307340059. The next prime is 981307340071. The reversal of 981307340068 is 860043703189.
It is a happy 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, 2750280 + ... + 3086527.
It is an arithmetic number, because the mean of its divisors is an integer number (78078980616).
Almost surely, 2981307340068 is an apocalyptic number.
It is an amenable number.
981307340068 is a deficient number, since it is larger than the sum of its proper divisors (892588194716).
981307340068 is a wasteful number, since it uses less digits than its factorization.
981307340068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5840643 (or 5840641 counting only the distinct ones).
The product of its (nonzero) digits is 870912, while the sum is 49.
The spelling of 981307340068 in words is "nine hundred eighty-one billion, three hundred seven million, three hundred forty thousand, sixty-eight".
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