Base | Representation |
---|---|
bin | 1011000000011000011111… |
… | …0111010111110001110111 |
3 | 1120211212022121002020110202 |
4 | 2300012013313113301313 |
5 | 3041231230242443221 |
6 | 41423114322511115 |
7 | 2356166034326510 |
oct | 260060767276167 |
9 | 46755277066422 |
10 | 12101202312311 |
11 | 3946100255a42 |
12 | 143536420549b |
13 | 69a1a5323118 |
14 | 2db9b65b1a07 |
15 | 15eba79a0d0b |
hex | b0187dd7c77 |
12101202312311 has 16 divisors (see below), whose sum is σ = 13855013452800. Its totient is φ = 10353663116160.
The previous prime is 12101202312301. The next prime is 12101202312341. The reversal of 12101202312311 is 11321320210121.
It is a de Polignac number, because none of the positive numbers 2k-12101202312311 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12101202312301) 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, 29655710 + ... + 30060996.
It is an arithmetic number, because the mean of its divisors is an integer number (865938340800).
Almost surely, 212101202312311 is an apocalyptic number.
12101202312311 is a deficient number, since it is larger than the sum of its proper divisors (1753811140489).
12101202312311 is an equidigital number, since it uses as much as digits as its factorization.
12101202312311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 413014.
The product of its (nonzero) digits is 144, while the sum is 20.
Adding to 12101202312311 its reverse (11321320210121), we get a palindrome (23422522522432).
The spelling of 12101202312311 in words is "twelve trillion, one hundred one billion, two hundred two million, three hundred twelve thousand, three hundred eleven".
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