Base | Representation |
---|---|
bin | 100110010001… |
… | …1111000111110 |
3 | 1101202122210111 |
4 | 1030203320332 |
5 | 20114214300 |
6 | 1554100234 |
7 | 332406655 |
oct | 114437076 |
9 | 41678714 |
10 | 20069950 |
11 | 1036893a |
12 | 687a67a |
13 | 4209214 |
14 | 294619c |
15 | 1b669ba |
hex | 1323e3e |
20069950 has 24 divisors (see below), whose sum is σ = 37810080. Its totient is φ = 7924800.
The previous prime is 20069941. The next prime is 20069957. The reversal of 20069950 is 5996002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20069957) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1410 + ... + 6490.
It is an arithmetic number, because the mean of its divisors is an integer number (1575420).
Almost surely, 220069950 is an apocalyptic number.
20069950 is a deficient number, since it is larger than the sum of its proper divisors (17740130).
20069950 is a wasteful number, since it uses less digits than its factorization.
20069950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5172 (or 5167 counting only the distinct ones).
The product of its (nonzero) digits is 4860, while the sum is 31.
The square root of 20069950 is about 4479.9497765042. The cubic root of 20069950 is about 271.7578492937.
The spelling of 20069950 in words is "twenty million, sixty-nine thousand, nine hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •