Base | Representation |
---|---|
bin | 10010110100010000… |
… | …001010111110111101 |
3 | 1221011001101220201210 |
4 | 102310100022332331 |
5 | 312334211213412 |
6 | 13140453555033 |
7 | 1313450141352 |
oct | 226420127675 |
9 | 57131356653 |
10 | 20204007357 |
11 | 86286a9846 |
12 | 3aba345a79 |
13 | 1b9ca35c51 |
14 | d9942c629 |
15 | 7d3b1783c |
hex | 4b440afbd |
20204007357 has 16 divisors (see below), whose sum is σ = 28526567040. Its totient is φ = 12675574272.
The previous prime is 20204007349. The next prime is 20204007367. The reversal of 20204007357 is 75370040202.
It is not a de Polignac number, because 20204007357 - 23 = 20204007349 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20204007367) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 586744 + ... + 620222.
It is an arithmetic number, because the mean of its divisors is an integer number (1782910440).
Almost surely, 220204007357 is an apocalyptic number.
It is an amenable number.
20204007357 is a deficient number, since it is larger than the sum of its proper divisors (8322559683).
20204007357 is a wasteful number, since it uses less digits than its factorization.
20204007357 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45332.
The product of its (nonzero) digits is 11760, while the sum is 30.
Adding to 20204007357 its reverse (75370040202), we get a palindrome (95574047559).
The spelling of 20204007357 in words is "twenty billion, two hundred four million, seven thousand, three hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.165 sec. • engine limits •