Base | Representation |
---|---|
bin | 10011000001111111… |
… | …001000101000100110 |
3 | 1221202002222012121221 |
4 | 103001333020220212 |
5 | 313322203003220 |
6 | 13215404330554 |
7 | 1322245503151 |
oct | 230177105046 |
9 | 57662865557 |
10 | 20434422310 |
11 | 8736775a25 |
12 | 3b63543a5a |
13 | 1c086ac063 |
14 | dbbc8ac98 |
15 | 7e8e7d9aa |
hex | 4c1fc8a26 |
20434422310 has 16 divisors (see below), whose sum is σ = 36798879600. Its totient is φ = 8170009056.
The previous prime is 20434422293. The next prime is 20434422311. The reversal of 20434422310 is 1322443402.
It is a happy number.
It is a super-2 number, since 2×204344223102 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20434422311) 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, 447105 + ... + 490684.
It is an arithmetic number, because the mean of its divisors is an integer number (2299929975).
Almost surely, 220434422310 is an apocalyptic number.
20434422310 is a deficient number, since it is larger than the sum of its proper divisors (16364457290).
20434422310 is a wasteful number, since it uses less digits than its factorization.
20434422310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 939975.
The product of its (nonzero) digits is 4608, while the sum is 25.
Adding to 20434422310 its reverse (1322443402), we get a palindrome (21756865712).
The spelling of 20434422310 in words is "twenty billion, four hundred thirty-four million, four hundred twenty-two thousand, three hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •