Base | Representation |
---|---|
bin | 10010101000110100… |
… | …011111100000011010 |
3 | 1220122200111012021001 |
4 | 102220310133200122 |
5 | 311441110431020 |
6 | 13105442535214 |
7 | 1305630624163 |
oct | 225064374032 |
9 | 56580435231 |
10 | 20012202010 |
11 | 853a403629 |
12 | 3a6606750a |
13 | 1b6c08a868 |
14 | d7bb8076a |
15 | 7c1d7b50a |
hex | 4a8d1f81a |
20012202010 has 32 divisors (see below), whose sum is σ = 37940659200. Its totient is φ = 7579010880.
The previous prime is 20012201983. The next prime is 20012202011. The reversal of 20012202010 is 1020221002.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (20012202011) 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, 293895 + ... + 355525.
It is an arithmetic number, because the mean of its divisors is an integer number (1185645600).
Almost surely, 220012202010 is an apocalyptic number.
20012202010 is a deficient number, since it is larger than the sum of its proper divisors (17928457190).
20012202010 is a wasteful number, since it uses less digits than its factorization.
20012202010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63366.
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 20012202010 its reverse (1020221002), we get a palindrome (21032423012).
The spelling of 20012202010 in words is "twenty billion, twelve million, two hundred two thousand, ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.091 sec. • engine limits •