Base | Representation |
---|---|
bin | 10010111010000010… |
… | …101000011011000111 |
3 | 1221101211010210220122 |
4 | 102322002220123013 |
5 | 313034041334343 |
6 | 13154243252155 |
7 | 1316036453225 |
oct | 227202503307 |
9 | 57354123818 |
10 | 20301121223 |
11 | 86784a9939 |
12 | 3b2697a05b |
13 | 1bb6ba8b86 |
14 | da82abb15 |
15 | 7dc3ec068 |
hex | 4ba0a86c7 |
20301121223 has 8 divisors (see below), whose sum is σ = 20652475296. Its totient is φ = 19951747200.
The previous prime is 20301121213. The next prime is 20301121231. The reversal of 20301121223 is 32212110302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20301121223 - 212 = 20301117127 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20301121213) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474323 + ... + 515348.
It is an arithmetic number, because the mean of its divisors is an integer number (2581559412).
Almost surely, 220301121223 is an apocalyptic number.
20301121223 is a deficient number, since it is larger than the sum of its proper divisors (351354073).
20301121223 is an equidigital number, since it uses as much as digits as its factorization.
20301121223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 990025.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 20301121223 its reverse (32212110302), we get a palindrome (52513231525).
The spelling of 20301121223 in words is "twenty billion, three hundred one million, one hundred twenty-one thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •