Base | Representation |
---|---|
bin | 1000010010100000… |
… | …1010100010001111 |
3 | 12202001221212202120 |
4 | 2010220022202033 |
5 | 14024112341143 |
6 | 1004444024023 |
7 | 106066135320 |
oct | 20450124217 |
9 | 5661855676 |
10 | 2225121423 |
11 | a42028728 |
12 | 521232013 |
13 | 295cb8bc5 |
14 | 17173a447 |
15 | d0530383 |
hex | 84a0a88f |
2225121423 has 32 divisors (see below), whose sum is σ = 3471206400. Its totient is φ = 1241425920.
The previous prime is 2225121421. The next prime is 2225121427. The reversal of 2225121423 is 3241215222.
It is not a de Polignac number, because 2225121423 - 21 = 2225121421 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2225121393 and 2225121402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2225121421) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 440653 + ... + 445673.
It is an arithmetic number, because the mean of its divisors is an integer number (108475200).
Almost surely, 22225121423 is an apocalyptic number.
2225121423 is a deficient number, since it is larger than the sum of its proper divisors (1246084977).
2225121423 is a wasteful number, since it uses less digits than its factorization.
2225121423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5527.
The product of its digits is 1920, while the sum is 24.
The square root of 2225121423 is about 47171.1927239496. The cubic root of 2225121423 is about 1305.5231331397.
Adding to 2225121423 its reverse (3241215222), we get a palindrome (5466336645).
The spelling of 2225121423 in words is "two billion, two hundred twenty-five million, one hundred twenty-one thousand, four hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •