Base | Representation |
---|---|
bin | 10010110110101100… |
… | …111110001000110000 |
3 | 1221020220202012210200 |
4 | 102312230332020300 |
5 | 312430222030334 |
6 | 13144522555200 |
7 | 1314456415143 |
oct | 226654761060 |
9 | 57226665720 |
10 | 20245111344 |
11 | 8649923887 |
12 | 3b10068b00 |
13 | 1ba83c8133 |
14 | da0a8c05a |
15 | 7d7536799 |
hex | 4b6b3e230 |
20245111344 has 60 divisors (see below), whose sum is σ = 59640211800. Its totient is φ = 6393192192.
The previous prime is 20245111333. The next prime is 20245111361. The reversal of 20245111344 is 44311154202.
20245111344 is a `hidden beast` number, since 202 + 4 + 5 + 111 + 344 = 666.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3697029 + ... + 3702500.
It is an arithmetic number, because the mean of its divisors is an integer number (994003530).
Almost surely, 220245111344 is an apocalyptic number.
20245111344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
20245111344 is an abundant number, since it is smaller than the sum of its proper divisors (39395100456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20245111344 is a wasteful number, since it uses less digits than its factorization.
20245111344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7399562 (or 7399553 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
Adding to 20245111344 its reverse (44311154202), we get a palindrome (64556265546).
The spelling of 20245111344 in words is "twenty billion, two hundred forty-five million, one hundred eleven thousand, three hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.087 sec. • engine limits •