Base | Representation |
---|---|
bin | 111110101011110… |
… | …1010100000001101 |
3 | 12102120211112012001 |
4 | 1331113222200031 |
5 | 13301424333110 |
6 | 544414112301 |
7 | 103060140334 |
oct | 17527524015 |
9 | 5376745161 |
10 | 2103355405 |
11 | 98a320058 |
12 | 4a84ab691 |
13 | 2769c41c8 |
14 | 15d4c0d1b |
15 | c49cb63a |
hex | 7d5ea80d |
2103355405 has 16 divisors (see below), whose sum is σ = 2635027200. Its totient is φ = 1608754048.
The previous prime is 2103355393. The next prime is 2103355411. The reversal of 2103355405 is 5045533012.
It is a cyclic number.
It is not a de Polignac number, because 2103355405 - 225 = 2069800973 is a prime.
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 393984 + ... + 399286.
It is an arithmetic number, because the mean of its divisors is an integer number (164689200).
Almost surely, 22103355405 is an apocalyptic number.
It is an amenable number.
2103355405 is a deficient number, since it is larger than the sum of its proper divisors (531671795).
2103355405 is a wasteful number, since it uses less digits than its factorization.
2103355405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8780.
The product of its (nonzero) digits is 9000, while the sum is 28.
The square root of 2103355405 is about 45862.3528070682. The cubic root of 2103355405 is about 1281.2608435965.
Adding to 2103355405 its reverse (5045533012), we get a palindrome (7148888417).
The spelling of 2103355405 in words is "two billion, one hundred three million, three hundred fifty-five thousand, four hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •