Base | Representation |
---|---|
bin | 11011011001110… |
… | …11010111001101 |
3 | 121000120011211222 |
4 | 31230323113031 |
5 | 432322200133 |
6 | 34451053125 |
7 | 5460646565 |
oct | 1554732715 |
9 | 530504758 |
10 | 229881293 |
11 | 108842244 |
12 | 64ba11a5 |
13 | 3881a245 |
14 | 2275dda5 |
15 | 152ace98 |
hex | db3b5cd |
229881293 has 12 divisors (see below), whose sum is σ = 245089152. Its totient is φ = 215570880.
The previous prime is 229881263. The next prime is 229881317. The reversal of 229881293 is 392188922.
It is not a de Polignac number, because 229881293 - 218 = 229619149 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (229881233) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87428 + ... + 90018.
It is an arithmetic number, because the mean of its divisors is an integer number (20424096).
Almost surely, 2229881293 is an apocalyptic number.
It is an amenable number.
229881293 is a deficient number, since it is larger than the sum of its proper divisors (15207859).
229881293 is a wasteful number, since it uses less digits than its factorization.
229881293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2932 (or 2915 counting only the distinct ones).
The product of its digits is 124416, while the sum is 44.
The square root of 229881293 is about 15161.8367291038. The cubic root of 229881293 is about 612.5871422870.
The spelling of 229881293 in words is "two hundred twenty-nine million, eight hundred eighty-one thousand, two hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •