Base | Representation |
---|---|
bin | 11011010000110… |
… | …11001110000101 |
3 | 120221100012212200 |
4 | 31220123032011 |
5 | 432021413221 |
6 | 34405505113 |
7 | 5444632641 |
oct | 1550331605 |
9 | 527305780 |
10 | 228701061 |
11 | 108106546 |
12 | 64712199 |
13 | 384c5c94 |
14 | 22533c21 |
15 | 15128426 |
hex | da1b385 |
228701061 has 12 divisors (see below), whose sum is σ = 330756192. Its totient is φ = 152278056.
The previous prime is 228701059. The next prime is 228701069. The reversal of 228701061 is 160107822.
228701061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 228701061 - 21 = 228701059 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228701069) 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, 7921 + ... + 22806.
It is an arithmetic number, because the mean of its divisors is an integer number (27563016).
Almost surely, 2228701061 is an apocalyptic number.
It is an amenable number.
228701061 is a deficient number, since it is larger than the sum of its proper divisors (102055131).
228701061 is a wasteful number, since it uses less digits than its factorization.
228701061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31560 (or 31557 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 27.
The square root of 228701061 is about 15122.8655022783. The cubic root of 228701061 is about 611.5369831842.
Adding to 228701061 its reverse (160107822), we get a palindrome (388808883).
The spelling of 228701061 in words is "two hundred twenty-eight million, seven hundred one thousand, sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •