Base | Representation |
---|---|
bin | 10100100000101111… |
… | …10101000010000111 |
3 | 1001102110012122122010 |
4 | 22100113311002013 |
5 | 140023044201411 |
6 | 5020415305303 |
7 | 536614210326 |
oct | 122027650207 |
9 | 31373178563 |
10 | 11012100231 |
11 | 4741052990 |
12 | 2173b1b233 |
13 | 10665a3152 |
14 | 7667400bd |
15 | 446b7e7a6 |
hex | 2905f5087 |
11012100231 has 8 divisors (see below), whose sum is σ = 16017600384. Its totient is φ = 6674000120.
The previous prime is 11012100193. The next prime is 11012100257. The reversal of 11012100231 is 13200121011.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 11012100231 - 215 = 11012067463 is a prime.
It is a super-2 number, since 2×110121002312 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11012100331) 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, 166849971 + ... + 166850036.
It is an arithmetic number, because the mean of its divisors is an integer number (2002200048).
Almost surely, 211012100231 is an apocalyptic number.
11012100231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
11012100231 is a deficient number, since it is larger than the sum of its proper divisors (5005500153).
11012100231 is a wasteful number, since it uses less digits than its factorization.
11012100231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 333700021.
The product of its (nonzero) digits is 12, while the sum is 12.
Adding to 11012100231 its reverse (13200121011), we get a palindrome (24212221242).
The spelling of 11012100231 in words is "eleven billion, twelve million, one hundred thousand, two hundred thirty-one".
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