Base | Representation |
---|---|
bin | 10101101110101110… |
… | …010000000000010100 |
3 | 2020020002010111022112 |
4 | 111232232100000110 |
5 | 340241102020140 |
6 | 14415131250152 |
7 | 1454125406312 |
oct | 255656200024 |
9 | 66202114275 |
10 | 23332454420 |
11 | 9993620390 |
12 | 4631ba9958 |
13 | 227ac11162 |
14 | 11b4b0d0b2 |
15 | 9185cec65 |
hex | 56eb90014 |
23332454420 has 96 divisors (see below), whose sum is σ = 57576185856. Its totient is φ = 7853788800.
The previous prime is 23332454419. The next prime is 23332454477. The reversal of 23332454420 is 2445423332.
It is a super-2 number, since 2×233324544202 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82487 + ... + 231233.
It is an arithmetic number, because the mean of its divisors is an integer number (599751936).
Almost surely, 223332454420 is an apocalyptic number.
23332454420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23332454420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28788092928).
23332454420 is an abundant number, since it is smaller than the sum of its proper divisors (34243731436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23332454420 is a wasteful number, since it uses less digits than its factorization.
23332454420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148821 (or 148819 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 32.
Adding to 23332454420 its reverse (2445423332), we get a palindrome (25777877752).
The spelling of 23332454420 in words is "twenty-three billion, three hundred thirty-two million, four hundred fifty-four thousand, four hundred twenty".
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