Base | Representation |
---|---|
bin | 11100010111101110… |
… | …00000001001001111 |
3 | 1110022111110220220212 |
4 | 32023313000021033 |
5 | 222143211302143 |
6 | 10555220433035 |
7 | 1046306240126 |
oct | 161367001117 |
9 | 43274426825 |
10 | 15231353423 |
11 | 650677a2a0 |
12 | 2b50b4877b |
13 | 1589760380 |
14 | a46c48abd |
15 | 5e22b3918 |
hex | 38bdc024f |
15231353423 has 16 divisors (see below), whose sum is σ = 17951400096. Its totient is φ = 12740682240.
The previous prime is 15231353419. The next prime is 15231353429. The reversal of 15231353423 is 32435313251.
15231353423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 15231353423 - 22 = 15231353419 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 15231353423.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15231353429) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125390 + ... + 214907.
It is an arithmetic number, because the mean of its divisors is an integer number (1121962506).
Almost surely, 215231353423 is an apocalyptic number.
15231353423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
15231353423 is a deficient number, since it is larger than the sum of its proper divisors (2720046673).
15231353423 is a wasteful number, since it uses less digits than its factorization.
15231353423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 340634.
The product of its digits is 32400, while the sum is 32.
Adding to 15231353423 its reverse (32435313251), we get a palindrome (47666666674).
The spelling of 15231353423 in words is "fifteen billion, two hundred thirty-one million, three hundred fifty-three thousand, four hundred twenty-three".
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