Base | Representation |
---|---|
bin | 10011110011011110010… |
… | …01000101000110110010 |
3 | 2102001102002101101101210 |
4 | 21321233021011012302 |
5 | 42122100141441304 |
6 | 1240334154340550 |
7 | 100106445115341 |
oct | 11715711050662 |
9 | 2361362341353 |
10 | 680469483954 |
11 | 242649313947 |
12 | aba67a2a756 |
13 | 4c225121580 |
14 | 24d1350db58 |
15 | 12a79677c89 |
hex | 9e6f2451b2 |
680469483954 has 32 divisors (see below), whose sum is σ = 1542764825280. Its totient is φ = 198355476672.
The previous prime is 680469483937. The next prime is 680469483977. The reversal of 680469483954 is 459384964086.
680469483954 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 229576617 + ... + 229579580.
It is an arithmetic number, because the mean of its divisors is an integer number (48211400790).
Almost surely, 2680469483954 is an apocalyptic number.
680469483954 is an abundant number, since it is smaller than the sum of its proper divisors (862295341326).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
680469483954 is a wasteful number, since it uses less digits than its factorization.
680469483954 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 459156234.
The product of its (nonzero) digits is 179159040, while the sum is 66.
The spelling of 680469483954 in words is "six hundred eighty billion, four hundred sixty-nine million, four hundred eighty-three thousand, nine hundred fifty-four".
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