Base | Representation |
---|---|
bin | 1101010100111110011… |
… | …0111010111111110101 |
3 | 210220000020022202020222 |
4 | 3111033212322333311 |
5 | 12222412012314002 |
6 | 253104205304125 |
7 | 22354030165406 |
oct | 3251746727765 |
9 | 726006282228 |
10 | 228968869877 |
11 | 89117a59980 |
12 | 38461265045 |
13 | 1878cb978b7 |
14 | b1215d79ad |
15 | 5e517bd1a2 |
hex | 354f9baff5 |
228968869877 has 32 divisors (see below), whose sum is σ = 260125240320. Its totient is φ = 199713024000.
The previous prime is 228968869741. The next prime is 228968870041. The reversal of 228968869877 is 778968869822.
It is a cyclic number.
It is not a de Polignac number, because 228968869877 - 212 = 228968865781 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228968899877) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51095477 + ... + 51099957.
It is an arithmetic number, because the mean of its divisors is an integer number (8128913760).
Almost surely, 2228968869877 is an apocalyptic number.
It is an amenable number.
228968869877 is a deficient number, since it is larger than the sum of its proper divisors (31156370443).
228968869877 is a wasteful number, since it uses less digits than its factorization.
228968869877 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6425.
The product of its digits is 2341011456, while the sum is 80.
Subtracting 228968869877 from its reverse (778968869822), we obtain a palindrome (549999999945).
The spelling of 228968869877 in words is "two hundred twenty-eight billion, nine hundred sixty-eight million, eight hundred sixty-nine thousand, eight hundred seventy-seven".
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