Base | Representation |
---|---|
bin | 11011011001110… |
… | …00001101111101 |
3 | 121000112112011221 |
4 | 31230320031331 |
5 | 432321242123 |
6 | 34450513341 |
7 | 5460564205 |
oct | 1554701575 |
9 | 530475157 |
10 | 229868413 |
11 | 1088335a5 |
12 | 64b95851 |
13 | 38814418 |
14 | 22759405 |
15 | 152a925d |
hex | db3837d |
229868413 has 4 divisors (see below), whose sum is σ = 237794940. Its totient is φ = 221941888.
The previous prime is 229868389. The next prime is 229868423. The reversal of 229868413 is 314868922.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 52099524 + 177768889 = 7218^2 + 13333^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-229868413 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 229868413.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (229868423) by changing a digit.
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 in 3 ways as a sum of consecutive naturals, for example, 3963220 + ... + 3963277.
It is an arithmetic number, because the mean of its divisors is an integer number (59448735).
Almost surely, 2229868413 is an apocalyptic number.
It is an amenable number.
229868413 is a deficient number, since it is larger than the sum of its proper divisors (7926527).
229868413 is an equidigital number, since it uses as much as digits as its factorization.
229868413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7926526.
The product of its digits is 165888, while the sum is 43.
The square root of 229868413 is about 15161.4119725044. The cubic root of 229868413 is about 612.5757012085.
The spelling of 229868413 in words is "two hundred twenty-nine million, eight hundred sixty-eight thousand, four hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •