Base | Representation |
---|---|
bin | 1011011111100110111000… |
… | …00111100001101001010101 |
3 | 10022111021220202110110211022 |
4 | 11233303130013201221111 |
5 | 11303102233303430010 |
6 | 125431145323450525 |
7 | 5216036004463652 |
oct | 557633407415125 |
9 | 108437822413738 |
10 | 25275280530005 |
11 | 8065205a30150 |
12 | 2a02628386a45 |
13 | 11145aab1207c |
14 | 635489b44c29 |
15 | 2dc704a08d55 |
hex | 16fcdc1e1a55 |
25275280530005 has 16 divisors (see below), whose sum is σ = 34526233010304. Its totient is φ = 17582803846080.
The previous prime is 25275280529981. The next prime is 25275280530187. The reversal of 25275280530005 is 50003508257252.
It is not a de Polignac number, because 25275280530005 - 226 = 25275213421141 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9990228194 + ... + 9990230723.
It is an arithmetic number, because the mean of its divisors is an integer number (2157889563144).
Almost surely, 225275280530005 is an apocalyptic number.
It is an amenable number.
25275280530005 is a deficient number, since it is larger than the sum of its proper divisors (9250952480299).
25275280530005 is a wasteful number, since it uses less digits than its factorization.
25275280530005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19980458956.
The product of its (nonzero) digits is 840000, while the sum is 44.
Adding to 25275280530005 its reverse (50003508257252), we get a palindrome (75278788787257).
The spelling of 25275280530005 in words is "twenty-five trillion, two hundred seventy-five billion, two hundred eighty million, five hundred thirty thousand, five".
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