Base | Representation |
---|---|
bin | 1010101001101101011000… |
… | …00111100100111010001111 |
3 | 10001221020202010210002222112 |
4 | 11110312230013210322033 |
5 | 11032232002122114211 |
6 | 121452311423534235 |
7 | 4635165210520151 |
oct | 524665407447217 |
9 | 101836663702875 |
10 | 23423344332431 |
11 | 751086a25962a |
12 | 276372675a37b |
13 | 100ba72961714 |
14 | 5ad9a5838ad1 |
15 | 2a946564c88b |
hex | 154dac1e4e8f |
23423344332431 has 8 divisors (see below), whose sum is σ = 23788721720064. Its totient is φ = 23060495508480.
The previous prime is 23423344332419. The next prime is 23423344332449. The reversal of 23423344332431 is 13423344332432.
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-23423344332431 is a prime.
It is a super-2 number, since 2×234233443324312 (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 (23423344332461) 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, 632122250 + ... + 632159303.
It is an arithmetic number, because the mean of its divisors is an integer number (2973590215008).
Almost surely, 223423344332431 is an apocalyptic number.
23423344332431 is a deficient number, since it is larger than the sum of its proper divisors (365377387633).
23423344332431 is a wasteful number, since it uses less digits than its factorization.
23423344332431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1264281841.
The product of its digits is 1492992, while the sum is 41.
Adding to 23423344332431 its reverse (13423344332432), we get a palindrome (36846688664863).
Subtracting from 23423344332431 its reverse (13423344332432), we obtain a palindrome (9999999999999).
The spelling of 23423344332431 in words is "twenty-three trillion, four hundred twenty-three billion, three hundred forty-four million, three hundred thirty-two thousand, four hundred thirty-one".
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