Base | Representation |
---|---|
bin | 101000111000110… |
… | …000101010111010 |
3 | 1202210202210021101 |
4 | 220320300222322 |
5 | 2401101434213 |
6 | 152022402014 |
7 | 22666426606 |
oct | 5070605272 |
9 | 1683683241 |
10 | 685968058 |
11 | 322235a56 |
12 | 17189030a |
13 | ac168579 |
14 | 67164506 |
15 | 4034ebdd |
hex | 28e30aba |
685968058 has 32 divisors (see below), whose sum is σ = 1109304000. Its totient is φ = 317157120.
The previous prime is 685968053. The next prime is 685968061. The reversal of 685968058 is 850869586.
It is a super-3 number, since 3×6859680583 (a number of 27 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (685968053) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321138 + ... + 323266.
It is an arithmetic number, because the mean of its divisors is an integer number (34665750).
Almost surely, 2685968058 is an apocalyptic number.
685968058 is a deficient number, since it is larger than the sum of its proper divisors (423335942).
685968058 is a wasteful number, since it uses less digits than its factorization.
685968058 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2350.
The product of its (nonzero) digits is 4147200, while the sum is 55.
The square root of 685968058 is about 26190.9919247057. The cubic root of 685968058 is about 881.9310461431.
The spelling of 685968058 in words is "six hundred eighty-five million, nine hundred sixty-eight thousand, fifty-eight".
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