Base | Representation |
---|---|
bin | 11111111110110… |
… | …10000111110110 |
3 | 200200211001101210 |
4 | 33333122013312 |
5 | 1022134432220 |
6 | 42342102250 |
7 | 6435226224 |
oct | 1777320766 |
9 | 620731353 |
10 | 268280310 |
11 | 128489a71 |
12 | 75a1a986 |
13 | 4377315c |
14 | 278b7b14 |
15 | 188456e0 |
hex | ffda1f6 |
268280310 has 32 divisors (see below), whose sum is σ = 644474880. Its totient is φ = 71474528.
The previous prime is 268280297. The next prime is 268280339. The reversal of 268280310 is 13082862.
It is a super-2 number, since 2×2682803102 = 143948649467392200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34219 + ... + 41321.
It is an arithmetic number, because the mean of its divisors is an integer number (20139840).
Almost surely, 2268280310 is an apocalyptic number.
268280310 is an abundant number, since it is smaller than the sum of its proper divisors (376194570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268280310 is a wasteful number, since it uses less digits than its factorization.
268280310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8372.
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 268280310 is about 16379.2646355079. The cubic root of 268280310 is about 644.9552760288.
The spelling of 268280310 in words is "two hundred sixty-eight million, two hundred eighty thousand, three hundred ten".
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