Base | Representation |
---|---|
bin | 10100011111011100… |
… | …10000010111010011 |
3 | 1001101200200222020210 |
4 | 22033232100113103 |
5 | 140012301432011 |
6 | 5015345535203 |
7 | 536422450413 |
oct | 121756202723 |
9 | 31350628223 |
10 | 11001202131 |
11 | 4735989a97 |
12 | 2170344503 |
13 | 106425887a |
14 | 765104643 |
15 | 445c2a6a6 |
hex | 28fb905d3 |
11001202131 has 8 divisors (see below), whose sum is σ = 14690463184. Its totient is φ = 7323037920.
The previous prime is 11001202021. The next prime is 11001202181. The reversal of 11001202131 is 13120210011.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 11001202131 - 215 = 11001169363 is a prime.
It is a super-2 number, since 2×110012021312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11001202181) 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, 2771896 + ... + 2775861.
It is an arithmetic number, because the mean of its divisors is an integer number (1836307898).
Almost surely, 211001202131 is an apocalyptic number.
11001202131 is a deficient number, since it is larger than the sum of its proper divisors (3689261053).
11001202131 is an equidigital number, since it uses as much as digits as its factorization.
11001202131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5548421.
The product of its (nonzero) digits is 12, while the sum is 12.
Adding to 11001202131 its reverse (13120210011), we get a palindrome (24121412142).
The spelling of 11001202131 in words is "eleven billion, one million, two hundred two thousand, one hundred thirty-one".
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