Base | Representation |
---|---|
bin | 101000100010110… |
… | …001001110111111 |
3 | 1202101220220101002 |
4 | 220202301032333 |
5 | 2343113000244 |
6 | 151255040515 |
7 | 22566426464 |
oct | 5042611677 |
9 | 1671826332 |
10 | 680203199 |
11 | 319a58805 |
12 | 16b97013b |
13 | aabca600 |
14 | 664a366b |
15 | 3eab1a4e |
hex | 288b13bf |
680203199 has 12 divisors (see below), whose sum is σ = 737307000. Its totient is φ = 627236064.
The previous prime is 680203189. The next prime is 680203213. The reversal of 680203199 is 991302086.
It is not a de Polignac number, because 680203199 - 212 = 680199103 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (680203109) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265577 + ... + 268125.
It is an arithmetic number, because the mean of its divisors is an integer number (61442250).
Almost surely, 2680203199 is an apocalyptic number.
680203199 is a deficient number, since it is larger than the sum of its proper divisors (57103801).
680203199 is a wasteful number, since it uses less digits than its factorization.
680203199 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4154 (or 4141 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 38.
The square root of 680203199 is about 26080.7054927584. The cubic root of 680203199 is about 879.4535170213.
The spelling of 680203199 in words is "six hundred eighty million, two hundred three thousand, one hundred ninety-nine".
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