Base | Representation |
---|---|
bin | 1010011101111110110101… |
… | …11110010111101101100101 |
3 | 10000111201200111120010000212 |
4 | 11032333122332113231211 |
5 | 11004131241300204110 |
6 | 120543232151545205 |
7 | 4564112026245032 |
oct | 516773276275545 |
9 | 100451614503025 |
10 | 23020403522405 |
11 | 7375997714123 |
12 | 26b961268b205 |
13 | caca78c94203 |
14 | 59829cc7a389 |
15 | 29dc309a2e05 |
hex | 14efdaf97b65 |
23020403522405 has 8 divisors (see below), whose sum is σ = 27625095943200. Its totient is φ = 18415915007056.
The previous prime is 23020403522381. The next prime is 23020403522437. The reversal of 23020403522405 is 50422530402032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23020403522405 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50727875 + ... + 51179664.
It is an arithmetic number, because the mean of its divisors is an integer number (3453136992900).
Almost surely, 223020403522405 is an apocalyptic number.
It is an amenable number.
23020403522405 is a deficient number, since it is larger than the sum of its proper divisors (4604692420795).
23020403522405 is a wasteful number, since it uses less digits than its factorization.
23020403522405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101952723.
The product of its (nonzero) digits is 57600, while the sum is 32.
Adding to 23020403522405 its reverse (50422530402032), we get a palindrome (73442933924437).
The spelling of 23020403522405 in words is "twenty-three trillion, twenty billion, four hundred three million, five hundred twenty-two thousand, four hundred five".
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