Base | Representation |
---|---|
bin | 1110010001111110101… |
… | …0011100001011100000 |
3 | 212110021110200120212110 |
4 | 3210133222130023200 |
5 | 13004431123330130 |
6 | 304413140555320 |
7 | 23503601415561 |
oct | 3443752341340 |
9 | 773243616773 |
10 | 245344355040 |
11 | 95060546294 |
12 | 3b6713b2b40 |
13 | 1a19c68aca5 |
14 | bc3638c168 |
15 | 65ae233ab0 |
hex | 391fa9c2e0 |
245344355040 has 96 divisors (see below), whose sum is σ = 773010846720. Its totient is φ = 65410251264.
The previous prime is 245344355021. The next prime is 245344355057. The reversal of 245344355040 is 40553443542.
245344355040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (96).
It is a self number, because there is not a number n which added to its sum of digits gives 245344355040.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2136201 + ... + 2248119.
It is an arithmetic number, because the mean of its divisors is an integer number (8052196320).
Almost surely, 2245344355040 is an apocalyptic number.
245344355040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245344355040 is an abundant number, since it is smaller than the sum of its proper divisors (527666491680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245344355040 is a wasteful number, since it uses less digits than its factorization.
245344355040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116504 (or 116496 counting only the distinct ones).
The product of its (nonzero) digits is 576000, while the sum is 39.
Adding to 245344355040 its reverse (40553443542), we get a palindrome (285897798582).
The spelling of 245344355040 in words is "two hundred forty-five billion, three hundred forty-four million, three hundred fifty-five thousand, forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.137 sec. • engine limits •