Base | Representation |
---|---|
bin | 101010011110011… |
… | …0101000101111110 |
3 | 10200022211022002210 |
4 | 1110330311011332 |
5 | 10404324413004 |
6 | 353231401250 |
7 | 50214163035 |
oct | 12474650576 |
9 | 3608738083 |
10 | 1425232254 |
11 | 6715630a6 |
12 | 339383226 |
13 | 1993745c4 |
14 | d73dd71c |
15 | 851cb089 |
hex | 54f3517e |
1425232254 has 32 divisors (see below), whose sum is σ = 2950447104. Its totient is φ = 458497440.
The previous prime is 1425232253. The next prime is 1425232279. The reversal of 1425232254 is 4522325241.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1425232253) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59107 + ... + 79649.
It is an arithmetic number, because the mean of its divisors is an integer number (92201472).
Almost surely, 21425232254 is an apocalyptic number.
1425232254 is an abundant number, since it is smaller than the sum of its proper divisors (1525214850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1425232254 is a wasteful number, since it uses less digits than its factorization.
1425232254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20952.
The product of its digits is 19200, while the sum is 30.
The square root of 1425232254 is about 37752.2483303975. The cubic root of 1425232254 is about 1125.3696902545.
Adding to 1425232254 its reverse (4522325241), we get a palindrome (5947557495).
The spelling of 1425232254 in words is "one billion, four hundred twenty-five million, two hundred thirty-two thousand, two hundred fifty-four".
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