Base | Representation |
---|---|
bin | 10101011100000111… |
… | …111010000011010111 |
3 | 2012102022222011011012 |
4 | 111130013322003113 |
5 | 334121211210033 |
6 | 14324143202435 |
7 | 1443316166060 |
oct | 253407720327 |
9 | 65368864135 |
10 | 23020413143 |
11 | 9843472132 |
12 | 45655a641b |
13 | 222b388650 |
14 | 11854c3567 |
15 | 8eaee3248 |
hex | 55c1fa0d7 |
23020413143 has 16 divisors (see below), whose sum is σ = 28489371456. Its totient is φ = 18113310720.
The previous prime is 23020413139. The next prime is 23020413161. The reversal of 23020413143 is 34131402032.
It is a cyclic number.
It is not a de Polignac number, because 23020413143 - 22 = 23020413139 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23020413193) 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, 682346 + ... + 715287.
It is an arithmetic number, because the mean of its divisors is an integer number (1780585716).
Almost surely, 223020413143 is an apocalyptic number.
23020413143 is a deficient number, since it is larger than the sum of its proper divisors (5468958313).
23020413143 is a wasteful number, since it uses less digits than its factorization.
23020413143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1397834.
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 23020413143 its reverse (34131402032), we get a palindrome (57151815175).
The spelling of 23020413143 in words is "twenty-three billion, twenty million, four hundred thirteen thousand, one hundred forty-three".
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