Base | Representation |
---|---|
bin | 1001101000100110… |
… | …10110101100111101 |
3 | 111100110220000001211 |
4 | 10310103112230331 |
5 | 41043122100003 |
6 | 2213131404421 |
7 | 242115103246 |
oct | 46423265475 |
9 | 14313800054 |
10 | 5172456253 |
11 | 2214797a38 |
12 | 10042b3711 |
13 | 6457c0c03 |
14 | 370d53ccd |
15 | 20416e96d |
hex | 1344d6b3d |
5172456253 has 4 divisors (see below), whose sum is σ = 5172769180. Its totient is φ = 5172143328.
The previous prime is 5172456251. The next prime is 5172456271. The reversal of 5172456253 is 3526542715.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3526542715 = 5 ⋅705308543.
It can be written as a sum of positive squares in 2 ways, for example, as 1686498489 + 3485957764 = 41067^2 + 59042^2 .
It is a cyclic number.
It is not a de Polignac number, because 5172456253 - 21 = 5172456251 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5172456251) 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, 130200 + ... + 165217.
It is an arithmetic number, because the mean of its divisors is an integer number (1293192295).
Almost surely, 25172456253 is an apocalyptic number.
It is an amenable number.
5172456253 is a deficient number, since it is larger than the sum of its proper divisors (312927).
5172456253 is a wasteful number, since it uses less digits than its factorization.
5172456253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312926.
The product of its digits is 252000, while the sum is 40.
The square root of 5172456253 is about 71919.7904126535. The cubic root of 5172456253 is about 1729.4138873435.
Adding to 5172456253 its reverse (3526542715), we get a palindrome (8698998968).
The spelling of 5172456253 in words is "five billion, one hundred seventy-two million, four hundred fifty-six thousand, two hundred fifty-three".
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