Base | Representation |
---|---|
bin | 11011001100000… |
… | …01110000001111 |
3 | 120220011021121021 |
4 | 31212001300033 |
5 | 431341304323 |
6 | 34344215011 |
7 | 5436404203 |
oct | 1546016017 |
9 | 526137537 |
10 | 228072463 |
11 | 107817243 |
12 | 6446a467 |
13 | 38335b28 |
14 | 2240cb03 |
15 | 1505205d |
hex | d981c0f |
228072463 has 8 divisors (see below), whose sum is σ = 236453616. Its totient is φ = 219825600.
The previous prime is 228072437. The next prime is 228072469. The reversal of 228072463 is 364270822.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 228072463 - 25 = 228072431 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228072469) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30108 + ... + 36913.
It is an arithmetic number, because the mean of its divisors is an integer number (29556702).
Almost surely, 2228072463 is an apocalyptic number.
228072463 is a deficient number, since it is larger than the sum of its proper divisors (8381153).
228072463 is an equidigital number, since it uses as much as digits as its factorization.
228072463 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67145.
The product of its (nonzero) digits is 32256, while the sum is 34.
The square root of 228072463 is about 15102.0681696250. The cubic root of 228072463 is about 610.9761875711.
The spelling of 228072463 in words is "two hundred twenty-eight million, seventy-two thousand, four hundred sixty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •