Base | Representation |
---|---|
bin | 1000110111011101… |
… | …0010000001100101 |
3 | 20010212112112212200 |
4 | 2031313102001211 |
5 | 14333300013310 |
6 | 1032101205113 |
7 | 112660224300 |
oct | 21567220145 |
9 | 6125475780 |
10 | 2380079205 |
11 | 1011546809 |
12 | 565100799 |
13 | 2bc1325ba |
14 | 188155b37 |
15 | dde3d9c0 |
hex | 8ddd2065 |
2380079205 has 72 divisors (see below), whose sum is σ = 4928888952. Its totient is φ = 1058593536.
The previous prime is 2380079161. The next prime is 2380079209. The reversal of 2380079205 is 5029700832.
It is a happy number.
2380079205 is a `hidden beast` number, since 2 + 380 + 0 + 79 + 205 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 210569121 + 2169510084 = 14511^2 + 46578^2 .
It is not a de Polignac number, because 2380079205 - 28 = 2380078949 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2380079205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2380079209) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 66999 + ... + 96171.
It is an arithmetic number, because the mean of its divisors is an integer number (68456791).
Almost surely, 22380079205 is an apocalyptic number.
It is an amenable number.
2380079205 is an abundant number, since it is smaller than the sum of its proper divisors (2548809747).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2380079205 is a wasteful number, since it uses less digits than its factorization.
2380079205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29235 (or 29225 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 2380079205 is about 48786.0554359542. The cubic root of 2380079205 is about 1335.1512600567.
The spelling of 2380079205 in words is "two billion, three hundred eighty million, seventy-nine thousand, two hundred five".
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