Base | Representation |
---|---|
bin | 11111111110010… |
… | …11001100100000 |
3 | 200200200221112021 |
4 | 33333023030200 |
5 | 1022131003133 |
6 | 42340511224 |
7 | 6434553040 |
oct | 1777131440 |
9 | 620627467 |
10 | 268219168 |
11 | 128448038 |
12 | 759ab514 |
13 | 43751389 |
14 | 2789d720 |
15 | 1883252d |
hex | ffcb320 |
268219168 has 24 divisors (see below), whose sum is σ = 603493632. Its totient is φ = 114950976.
The previous prime is 268219163. The next prime is 268219187. The reversal of 268219168 is 861912862.
It is a happy number.
It is a super-2 number, since 2×2682191682 = 143883044165224448, which contains 22 as substring.
It is a nialpdrome in base 16.
It is not an unprimeable number, because it can be changed into a prime (268219163) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598480 + ... + 598927.
It is an arithmetic number, because the mean of its divisors is an integer number (25145568).
Almost surely, 2268219168 is an apocalyptic number.
268219168 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
268219168 is an abundant number, since it is smaller than the sum of its proper divisors (335274464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268219168 is a wasteful number, since it uses less digits than its factorization.
268219168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1197424 (or 1197416 counting only the distinct ones).
The product of its digits is 82944, while the sum is 43.
The square root of 268219168 is about 16377.3980839448. The cubic root of 268219168 is about 644.9062764686.
The spelling of 268219168 in words is "two hundred sixty-eight million, two hundred nineteen thousand, one hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •