Base | Representation |
---|---|
bin | 101000100011110… |
… | …000010000101010 |
3 | 1202102102000111101 |
4 | 220203300100222 |
5 | 2343144230404 |
6 | 151304352014 |
7 | 22601553226 |
oct | 5043602052 |
9 | 1672360441 |
10 | 680461354 |
11 | 31a114761 |
12 | 16ba7560a |
13 | aac8ac71 |
14 | 6652d786 |
15 | 3eb132a4 |
hex | 288f042a |
680461354 has 8 divisors (see below), whose sum is σ = 1023617700. Its totient is φ = 339255456.
The previous prime is 680461343. The next prime is 680461357. The reversal of 680461354 is 453164086.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 645922225 + 34539129 = 25415^2 + 5877^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (680461357) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 486739 + ... + 488134.
Almost surely, 2680461354 is an apocalyptic number.
680461354 is a deficient number, since it is larger than the sum of its proper divisors (343156346).
680461354 is a wasteful number, since it uses less digits than its factorization.
680461354 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 975224.
The product of its (nonzero) digits is 69120, while the sum is 37.
The square root of 680461354 is about 26085.6541800278. The cubic root of 680461354 is about 879.5647615275.
The spelling of 680461354 in words is "six hundred eighty million, four hundred sixty-one thousand, three hundred fifty-four".
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