Base | Representation |
---|---|
bin | 11001000010011010… |
… | …10111010001101001 |
3 | 1021200210121001111011 |
4 | 30201031113101221 |
5 | 210012131200400 |
6 | 10101501503521 |
7 | 654051365356 |
oct | 144115272151 |
9 | 37623531434 |
10 | 13442053225 |
11 | 57787635a7 |
12 | 2731871ba1 |
13 | 1362b48563 |
14 | 91735962d |
15 | 53a1708ba |
hex | 321357469 |
13442053225 has 6 divisors (see below), whose sum is σ = 16668146030. Its totient is φ = 10753642560.
The previous prime is 13442053211. The next prime is 13442053243. The reversal of 13442053225 is 52235024431.
It can be written as a sum of positive squares in 3 ways, for example, as 3073926249 + 10368126976 = 55443^2 + 101824^2 .
It is not a de Polignac number, because 13442053225 - 25 = 13442053193 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 268841040 + ... + 268841089.
Almost surely, 213442053225 is an apocalyptic number.
It is an amenable number.
13442053225 is a deficient number, since it is larger than the sum of its proper divisors (3226092805).
13442053225 is an equidigital number, since it uses as much as digits as its factorization.
13442053225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 537682139 (or 537682134 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 31.
Adding to 13442053225 its reverse (52235024431), we get a palindrome (65677077656).
The spelling of 13442053225 in words is "thirteen billion, four hundred forty-two million, fifty-three thousand, two hundred twenty-five".
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