Base | Representation |
---|---|
bin | 100111100101101… |
… | …110010000101100 |
3 | 1201021210212102202 |
4 | 213211232100230 |
5 | 2330013401421 |
6 | 145524041032 |
7 | 22313415560 |
oct | 4745562054 |
9 | 1637725382 |
10 | 664200236 |
11 | 310a18517 |
12 | 166533178 |
13 | a77b65bb |
14 | 642d96a0 |
15 | 3d4a010b |
hex | 2796e42c |
664200236 has 48 divisors (see below), whose sum is σ = 1351264320. Its totient is φ = 279797760.
The previous prime is 664200191. The next prime is 664200239. The reversal of 664200236 is 632002466.
664200236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 664200199 and 664200208.
It is not an unprimeable number, because it can be changed into a prime (664200239) 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, 480266 + ... + 481646.
It is an arithmetic number, because the mean of its divisors is an integer number (28151340).
Almost surely, 2664200236 is an apocalyptic number.
It is an amenable number.
664200236 is an abundant number, since it is smaller than the sum of its proper divisors (687064084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
664200236 is a wasteful number, since it uses less digits than its factorization.
664200236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1674 (or 1672 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 29.
The square root of 664200236 is about 25772.0824924956. The cubic root of 664200236 is about 872.5018206162.
The spelling of 664200236 in words is "six hundred sixty-four million, two hundred thousand, two hundred thirty-six".
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