Base | Representation |
---|---|
bin | 1001001001000001011001… |
… | …11001011110110100001010 |
3 | 2122011122201012111220011111 |
4 | 10210200230321132310022 |
5 | 10113314224223224320 |
6 | 110430210333520534 |
7 | 4143156323435266 |
oct | 444405471366412 |
9 | 78148635456144 |
10 | 20101200211210 |
11 | 644a964533628 |
12 | 23078b734314a |
13 | b2a6c565cb11 |
14 | 4d6c908650a6 |
15 | 24cd2964da5a |
hex | 12482ce5ed0a |
20101200211210 has 16 divisors (see below), whose sum is σ = 36182401857000. Its totient is φ = 8040426422976.
The previous prime is 20101200211193. The next prime is 20101200211217. The reversal of 20101200211210 is 1211200210102.
It can be written as a sum of positive squares in 4 ways, for example, as 18227972752929 + 1873227458281 = 4269423^2 + 1368659^2 .
It is a super-2 number, since 2×201012002112102 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20101200211217) 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, 5116425 + ... + 8147404.
Almost surely, 220101200211210 is an apocalyptic number.
20101200211210 is a deficient number, since it is larger than the sum of its proper divisors (16081201645790).
20101200211210 is a wasteful number, since it uses less digits than its factorization.
20101200211210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13415385.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 20101200211210 its reverse (1211200210102), we get a palindrome (21312400421312).
The spelling of 20101200211210 in words is "twenty trillion, one hundred one billion, two hundred million, two hundred eleven thousand, two hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.091 sec. • engine limits •