Base | Representation |
---|---|
bin | 10001101001111000100… |
… | …011000011010100010111 |
3 | 11021222111012220210100220 |
4 | 101221320203003110113 |
5 | 124334120011411043 |
6 | 2325200551405423 |
7 | 153436210215606 |
oct | 21517043032427 |
9 | 4258435823326 |
10 | 1213203232023 |
11 | 4285756617a2 |
12 | 177163383873 |
13 | 8a534b05b33 |
14 | 42a0dc77a3d |
15 | 21858dd4483 |
hex | 11a788c3517 |
1213203232023 has 16 divisors (see below), whose sum is σ = 1638231974400. Its totient is φ = 798490218240.
The previous prime is 1213203232013. The next prime is 1213203232049. The reversal of 1213203232023 is 3202323023121.
It is not a de Polignac number, because 1213203232023 - 25 = 1213203231991 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1213203231984 and 1213203232002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1213203232013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2389543 + ... + 2852423.
It is an arithmetic number, because the mean of its divisors is an integer number (102389498400).
Almost surely, 21213203232023 is an apocalyptic number.
1213203232023 is a deficient number, since it is larger than the sum of its proper divisors (425028742377).
1213203232023 is a wasteful number, since it uses less digits than its factorization.
1213203232023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 474022.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 1213203232023 its reverse (3202323023121), we get a palindrome (4415526255144).
The spelling of 1213203232023 in words is "one trillion, two hundred thirteen billion, two hundred three million, two hundred thirty-two thousand, twenty-three".
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