Base | Representation |
---|---|
bin | 100110000000111… |
… | …1110001000011101 |
3 | 10021220020102201212 |
4 | 1030001332020131 |
5 | 10103022210203 |
6 | 330324114205 |
7 | 43416202601 |
oct | 11401761035 |
9 | 3256212655 |
10 | 1275585053 |
11 | 5a5041a26 |
12 | 2b7235965 |
13 | 17436a172 |
14 | c15a7501 |
15 | 76ebb1d8 |
hex | 4c07e21d |
1275585053 has 4 divisors (see below), whose sum is σ = 1275948828. Its totient is φ = 1275221280.
The previous prime is 1275585043. The next prime is 1275585107. The reversal of 1275585053 is 3505855721.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 635140804 + 640444249 = 25202^2 + 25307^2 .
It is a cyclic number.
It is not a de Polignac number, because 1275585053 - 216 = 1275519517 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1275585053.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1275585023) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176576 + ... + 183657.
It is an arithmetic number, because the mean of its divisors is an integer number (318987207).
Almost surely, 21275585053 is an apocalyptic number.
It is an amenable number.
1275585053 is a deficient number, since it is larger than the sum of its proper divisors (363775).
1275585053 is an equidigital number, since it uses as much as digits as its factorization.
1275585053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 363774.
The product of its (nonzero) digits is 210000, while the sum is 41.
The square root of 1275585053 is about 35715.3335837704. Note that the first 3 decimals coincide. The cubic root of 1275585053 is about 1084.5172742732.
The spelling of 1275585053 in words is "one billion, two hundred seventy-five million, five hundred eighty-five thousand, fifty-three".
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