Base | Representation |
---|---|
bin | 1010111010100100010111… |
… | …1000101011100100010001 |
3 | 1120111022111000011110120110 |
4 | 2232221011320223210101 |
5 | 3033112141121031231 |
6 | 41305154243431533 |
7 | 2346031451201601 |
oct | 256510570534421 |
9 | 46438430143513 |
10 | 12001311111441 |
11 | 3907800281283 |
12 | 1419b269855a9 |
13 | 690946218282 |
14 | 2d6c1bb92c01 |
15 | 15c2ad0a8046 |
hex | aea45e2b911 |
12001311111441 has 8 divisors (see below), whose sum is σ = 16517933572864. Its totient is φ = 7742781362160.
The previous prime is 12001311111367. The next prime is 12001311111451. The reversal of 12001311111441 is 14411111310021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12001311111441 - 223 = 12001302722833 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12001311111451) 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, 64523177926 + ... + 64523178111.
It is an arithmetic number, because the mean of its divisors is an integer number (2064741696608).
Almost surely, 212001311111441 is an apocalyptic number.
It is an amenable number.
12001311111441 is a deficient number, since it is larger than the sum of its proper divisors (4516622461423).
12001311111441 is a wasteful number, since it uses less digits than its factorization.
12001311111441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129046356071.
The product of its (nonzero) digits is 96, while the sum is 21.
Adding to 12001311111441 its reverse (14411111310021), we get a palindrome (26412422421462).
The spelling of 12001311111441 in words is "twelve trillion, one billion, three hundred eleven million, one hundred eleven thousand, four hundred forty-one".
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