Base | Representation |
---|---|
bin | 11110100101101110111… |
… | …011001000000101010111 |
3 | 21102221212222000022011201 |
4 | 132211232323020011113 |
5 | 233420100100013421 |
6 | 4245405202213331 |
7 | 304604666123545 |
oct | 36455673100527 |
9 | 7387788008151 |
10 | 2102100001111 |
11 | 74054a7158a0 |
12 | 29b499054247 |
13 | 1232c5162306 |
14 | 73a5679ad95 |
15 | 39a3177eb91 |
hex | 1e96eec8157 |
2102100001111 has 8 divisors (see below), whose sum is σ = 2293212392064. Its totient is φ = 1910989675320.
The previous prime is 2102100001103. The next prime is 2102100001163. The reversal of 2102100001111 is 1111000012012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2102100001111 - 23 = 2102100001103 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2102100001181) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2262150 + ... + 3053116.
It is an arithmetic number, because the mean of its divisors is an integer number (286651549008).
Almost surely, 22102100001111 is an apocalyptic number.
2102100001111 is a deficient number, since it is larger than the sum of its proper divisors (191112390953).
2102100001111 is a wasteful number, since it uses less digits than its factorization.
2102100001111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1032581.
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 2102100001111 its reverse (1111000012012), we get a palindrome (3213100013123).
The spelling of 2102100001111 in words is "two trillion, one hundred two billion, one hundred million, one thousand, one hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •