Base | Representation |
---|---|
bin | 101001001001101… |
… | …110000011101000 |
3 | 1210010010122200111 |
4 | 221021232003220 |
5 | 2403221220200 |
6 | 152301544104 |
7 | 23052264136 |
oct | 5111560350 |
9 | 1703118614 |
10 | 690413800 |
11 | 3247a211a |
12 | 173275034 |
13 | b0063c9b |
14 | 679a0756 |
15 | 4092c0ba |
hex | 2926e0e8 |
690413800 has 24 divisors (see below), whose sum is σ = 1605212550. Its totient is φ = 276165440.
The previous prime is 690413797. The next prime is 690413813. The reversal of 690413800 is 8314096.
It can be written as a sum of positive squares in 3 ways, for example, as 536107716 + 154306084 = 23154^2 + 12422^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1725835 + ... + 1726234.
Almost surely, 2690413800 is an apocalyptic number.
It is an amenable number.
690413800 is an abundant number, since it is smaller than the sum of its proper divisors (914798750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
690413800 is a wasteful number, since it uses less digits than its factorization.
690413800 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3452085 (or 3452076 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 690413800 is about 26275.7264409569. The cubic root of 690413800 is about 883.8322026811.
Adding to 690413800 its reverse (8314096), we get a palindrome (698727896).
The spelling of 690413800 in words is "six hundred ninety million, four hundred thirteen thousand, eight hundred".
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