Base | Representation |
---|---|
bin | 111111100111001111… |
… | …110100100111010000 |
3 | 20112022020101120100222 |
4 | 333213033310213100 |
5 | 2104341333202000 |
6 | 51213431532212 |
7 | 4635433032560 |
oct | 774717644720 |
9 | 215266346328 |
10 | 68304194000 |
11 | 26a70a33a09 |
12 | 112a2b2a068 |
13 | 6597009053 |
14 | 343d702da0 |
15 | 1b9b7d9a85 |
hex | fe73f49d0 |
68304194000 has 80 divisors (see below), whose sum is σ = 188753799936. Its totient is φ = 23418576000.
The previous prime is 68304193987. The next prime is 68304194017. The reversal of 68304194000 is 49140386.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2425436 + ... + 2453435.
Almost surely, 268304194000 is an apocalyptic number.
It is an amenable number.
68304194000 is an abundant number, since it is smaller than the sum of its proper divisors (120449605936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68304194000 is a wasteful number, since it uses less digits than its factorization.
68304194000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4878901 (or 4878885 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 35.
The spelling of 68304194000 in words is "sixty-eight billion, three hundred four million, one hundred ninety-four thousand".
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