Base | Representation |
---|---|
bin | 1001101100010010111111… |
… | …01000010101100000001111 |
3 | 2210110112011210101220201222 |
4 | 10312021133220111200033 |
5 | 10243143444411211421 |
6 | 113155055204153555 |
7 | 4326554521664033 |
oct | 466113750254017 |
9 | 83415153356658 |
10 | 21313232132111 |
11 | 68779889a39a7 |
12 | 24827923988bb |
13 | bb7aa18a773a |
14 | 5397ccd1a1c3 |
15 | 26e6157b2cab |
hex | 13625fa1580f |
21313232132111 has 8 divisors (see below), whose sum is σ = 22580570861280. Its totient is φ = 20047406646528.
The previous prime is 21313232132107. The next prime is 21313232132147. The reversal of 21313232132111 is 11123123231312.
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 21313232132111 - 22 = 21313232132107 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 (21313232132411) 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, 378281891 + ... + 378338228.
It is an arithmetic number, because the mean of its divisors is an integer number (2822571357660).
Almost surely, 221313232132111 is an apocalyptic number.
21313232132111 is a deficient number, since it is larger than the sum of its proper divisors (1267338729169).
21313232132111 is a wasteful number, since it uses less digits than its factorization.
21313232132111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 756621793.
The product of its digits is 1296, while the sum is 26.
Adding to 21313232132111 its reverse (11123123231312), we get a palindrome (32436355363423).
The spelling of 21313232132111 in words is "twenty-one trillion, three hundred thirteen billion, two hundred thirty-two million, one hundred thirty-two thousand, one hundred eleven".
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