Base | Representation |
---|---|
bin | 10101100010101111… |
… | …011000001001000110 |
3 | 2012201001212001110120 |
4 | 111202233120021012 |
5 | 334333121021202 |
6 | 14343150402410 |
7 | 1446134565621 |
oct | 254257301106 |
9 | 65631761416 |
10 | 23131423302 |
11 | 98a00a3769 |
12 | 4596800406 |
13 | 2248385730 |
14 | 119613cdb8 |
15 | 905b200bc |
hex | 562bd8246 |
23131423302 has 32 divisors (see below), whose sum is σ = 49862469888. Its totient is φ = 7111512096.
The previous prime is 23131423291. The next prime is 23131423309. The reversal of 23131423302 is 20332413132.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23131423309) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25848 + ... + 216635.
It is an arithmetic number, because the mean of its divisors is an integer number (1558202184).
Almost surely, 223131423302 is an apocalyptic number.
23131423302 is an abundant number, since it is smaller than the sum of its proper divisors (26731046586).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23131423302 is a wasteful number, since it uses less digits than its factorization.
23131423302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 243724.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 23131423302 its reverse (20332413132), we get a palindrome (43463836434).
The spelling of 23131423302 in words is "twenty-three billion, one hundred thirty-one million, four hundred twenty-three thousand, three hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •