Base | Representation |
---|---|
bin | 101111111111111100001010… |
… | …010101111111010010110011 |
3 | 1000200110011110002100011211100 |
4 | 233333330022111333102303 |
5 | 210132144110420232011 |
6 | 2024550545424215443 |
7 | 62315424051533304 |
oct | 5777741225772263 |
9 | 1020404402304740 |
10 | 211102111102131 |
11 | 612999a2329667 |
12 | 1b815005a6a583 |
13 | 90a3ac7699912 |
14 | 3a1b57a7567ab |
15 | 19613b4e8ed56 |
hex | bfff0a57f4b3 |
211102111102131 has 6 divisors (see below), whose sum is σ = 304925271591980. Its totient is φ = 140734740734748.
The previous prime is 211102111102123. The next prime is 211102111102171. The reversal of 211102111102131 is 131201111201112.
211102111102131 is a `hidden beast` number, since 21 + 110 + 211 + 110 + 213 + 1 = 666.
It is not a de Polignac number, because 211102111102131 - 23 = 211102111102123 is a prime.
It is a super-2 number, since 2×2111021111021312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (211102111102121) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11727895061221 + ... + 11727895061238.
Almost surely, 2211102111102131 is an apocalyptic number.
211102111102131 is a deficient number, since it is larger than the sum of its proper divisors (93823160489849).
211102111102131 is a wasteful number, since it uses less digits than its factorization.
211102111102131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23455790122465 (or 23455790122462 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 18.
Adding to 211102111102131 its reverse (131201111201112), we get a palindrome (342303222303243).
The spelling of 211102111102131 in words is "two hundred eleven trillion, one hundred two billion, one hundred eleven million, one hundred two thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •