Base | Representation |
---|---|
bin | 1111100111111100010… |
… | …1111110001100010001 |
3 | 221122211200001012212110 |
4 | 3321333011332030101 |
5 | 13344211040303431 |
6 | 323151025215533 |
7 | 25251463300512 |
oct | 3717705761421 |
9 | 848750035773 |
10 | 268420244241 |
11 | a39222593a6 |
12 | 440314915a9 |
13 | 1c40939b3b6 |
14 | cdc4d92a09 |
15 | 6eb0034346 |
hex | 3e7f17e311 |
268420244241 has 4 divisors (see below), whose sum is σ = 357893658992. Its totient is φ = 178946829492.
The previous prime is 268420244219. The next prime is 268420244251. The reversal of 268420244241 is 142442024862.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 268420244241 - 215 = 268420211473 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 268420244241.
It is not an unprimeable number, because it can be changed into a prime (268420244251) 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 3 ways as a sum of consecutive naturals, for example, 44736707371 + ... + 44736707376.
It is an arithmetic number, because the mean of its divisors is an integer number (89473414748).
Almost surely, 2268420244241 is an apocalyptic number.
It is an amenable number.
268420244241 is a deficient number, since it is larger than the sum of its proper divisors (89473414751).
268420244241 is an equidigital number, since it uses as much as digits as its factorization.
268420244241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89473414750.
The product of its (nonzero) digits is 196608, while the sum is 39.
The spelling of 268420244241 in words is "two hundred sixty-eight billion, four hundred twenty million, two hundred forty-four thousand, two hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •