Base | Representation |
---|---|
bin | 1010100011100011101111… |
… | …00111011101100100100111 |
3 | 10001012001020220010210221222 |
4 | 11101301313213131210213 |
5 | 11020301144041213111 |
6 | 121211241125530555 |
7 | 4614004151266553 |
oct | 521616747354447 |
9 | 101161226123858 |
10 | 23212010101031 |
11 | 743a181625644 |
12 | 272a787273a5b |
13 | cc4b633c315b |
14 | 5a3678322863 |
15 | 2a3be71177db |
hex | 151c779dd927 |
23212010101031 has 4 divisors (see below), whose sum is σ = 23227985333112. Its totient is φ = 23196034868952.
The previous prime is 23212010101019. The next prime is 23212010101069. The reversal of 23212010101031 is 13010101021232.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 23212010101031 - 26 = 23212010100967 is a prime.
It is a super-2 number, since 2×232120101010312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23212010100031) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7987613861 + ... + 7987616766.
It is an arithmetic number, because the mean of its divisors is an integer number (5806996333278).
Almost surely, 223212010101031 is an apocalyptic number.
23212010101031 is a deficient number, since it is larger than the sum of its proper divisors (15975232081).
23212010101031 is a wasteful number, since it uses less digits than its factorization.
23212010101031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15975232080.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 23212010101031 its reverse (13010101021232), we get a palindrome (36222111122263).
The spelling of 23212010101031 in words is "twenty-three trillion, two hundred twelve billion, ten million, one hundred one thousand, thirty-one".
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