Base | Representation |
---|---|
bin | 1100010010011010011… |
… | …1101000001111000011 |
3 | 202011220000101011211021 |
4 | 3010212213220033003 |
5 | 11424313414221011 |
6 | 240551213530311 |
7 | 21152200420552 |
oct | 3044647501703 |
9 | 664800334737 |
10 | 211101320131 |
11 | 81589212339 |
12 | 34ab54a3997 |
13 | 16ba3230160 |
14 | a308607d99 |
15 | 5757d79471 |
hex | 31269e83c3 |
211101320131 has 16 divisors (see below), whose sum is σ = 230272577920. Its totient is φ = 192362221440.
The previous prime is 211101320107. The next prime is 211101320147. The reversal of 211101320131 is 131023101112.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 211101320131 - 233 = 202511385539 is a prime.
It is a super-2 number, since 2×2111013201312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (211101320231) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109141 + ... + 658873.
It is an arithmetic number, because the mean of its divisors is an integer number (14392036120).
Almost surely, 2211101320131 is an apocalyptic number.
211101320131 is a deficient number, since it is larger than the sum of its proper divisors (19171257789).
211101320131 is a wasteful number, since it uses less digits than its factorization.
211101320131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 550126.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 211101320131 its reverse (131023101112), we get a palindrome (342124421243).
The spelling of 211101320131 in words is "two hundred eleven billion, one hundred one million, three hundred twenty thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •