Base | Representation |
---|---|
bin | 11110100101101001101… |
… | …000000000010000010111 |
3 | 21102221122202201202211121 |
4 | 132211221220000100113 |
5 | 233414404320232411 |
6 | 4245352304544411 |
7 | 304602536365255 |
oct | 36455150002027 |
9 | 7387582652747 |
10 | 2102011102231 |
11 | 740504516847 |
12 | 29b473322107 |
13 | 1232ac907621 |
14 | 73a48a595d5 |
15 | 39a28a6e571 |
hex | 1e969a00417 |
2102011102231 has 16 divisors (see below), whose sum is σ = 2151112498560. Its totient is φ = 2053093962240.
The previous prime is 2102011102223. The next prime is 2102011102241. The reversal of 2102011102231 is 1322011102012.
It is a cyclic number.
It is not a de Polignac number, because 2102011102231 - 23 = 2102011102223 is a prime.
It is a super-2 number, since 2×21020111022312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2102011102201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153637711 + ... + 153651391.
It is an arithmetic number, because the mean of its divisors is an integer number (134444531160).
Almost surely, 22102011102231 is an apocalyptic number.
2102011102231 is a deficient number, since it is larger than the sum of its proper divisors (49101396329).
2102011102231 is a wasteful number, since it uses less digits than its factorization.
2102011102231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20154.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 2102011102231 its reverse (1322011102012), we get a palindrome (3424022204243).
The spelling of 2102011102231 in words is "two trillion, one hundred two billion, eleven million, one hundred two thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •