Base | Representation |
---|---|
bin | 1111100111001010111… |
… | …1010010011110111000 |
3 | 221122022020000200001100 |
4 | 3321302233102132320 |
5 | 13343300010041243 |
6 | 323114302451400 |
7 | 25243365432612 |
oct | 3716257223670 |
9 | 848266020040 |
10 | 268212971448 |
11 | a3826259274 |
12 | 43b93b93b60 |
13 | 1c3a5468986 |
14 | cda5639db2 |
15 | 6e9bc400d3 |
hex | 3e72bd27b8 |
268212971448 has 24 divisors (see below), whose sum is σ = 726410131200. Its totient is φ = 89404323792.
The previous prime is 268212971441. The next prime is 268212971483. The reversal of 268212971448 is 844179212862.
268212971448 is a `hidden beast` number, since 2 + 6 + 8 + 2 + 129 + 71 + 448 = 666.
It is a tau number, because it is divible by the number of its divisors (24).
It is a junction number, because it is equal to n+sod(n) for n = 268212971394 and 268212971403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268212971441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1862590008 + ... + 1862590151.
It is an arithmetic number, because the mean of its divisors is an integer number (30267088800).
Almost surely, 2268212971448 is an apocalyptic number.
It is an amenable number.
268212971448 is an abundant number, since it is smaller than the sum of its proper divisors (458197159752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268212971448 is a wasteful number, since it uses less digits than its factorization.
268212971448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3725180171 (or 3725180164 counting only the distinct ones).
The product of its digits is 3096576, while the sum is 54.
The spelling of 268212971448 in words is "two hundred sixty-eight billion, two hundred twelve million, nine hundred seventy-one thousand, four hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •