Base | Representation |
---|---|
bin | 11010110100101… |
… | …11011010011110 |
3 | 120200101222011201 |
4 | 31122113122132 |
5 | 430100443304 |
6 | 34154510114 |
7 | 5401412506 |
oct | 1532273236 |
9 | 520358151 |
10 | 225015454 |
11 | 106019494 |
12 | 6343533a |
13 | 37805551 |
14 | 21c54a06 |
15 | 14b4b3a4 |
hex | d69769e |
225015454 has 4 divisors (see below), whose sum is σ = 337523184. Its totient is φ = 112507726.
The previous prime is 225015433. The next prime is 225015467. The reversal of 225015454 is 454510522.
225015454 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 454510522 = 2 ⋅227255261.
It is a super-2 number, since 2×2250154542 = 101263909077652232, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56253862 + ... + 56253865.
It is an arithmetic number, because the mean of its divisors is an integer number (84380796).
Almost surely, 2225015454 is an apocalyptic number.
225015454 is a deficient number, since it is larger than the sum of its proper divisors (112507730).
225015454 is a wasteful number, since it uses less digits than its factorization.
225015454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112507729.
The product of its (nonzero) digits is 8000, while the sum is 28.
The square root of 225015454 is about 15000.5151244882. The cubic root of 225015454 is about 608.2341243274.
Adding to 225015454 its reverse (454510522), we get a palindrome (679525976).
The spelling of 225015454 in words is "two hundred twenty-five million, fifteen thousand, four hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •