Base | Representation |
---|---|
bin | 1100111110001000101010… |
… | …01101011011010101010100 |
3 | 10201222210110012021112111222 |
4 | 12133010111031123111110 |
5 | 12214311040303412400 |
6 | 140355220451145512 |
7 | 6002510214512423 |
oct | 637042515332524 |
9 | 121883405245458 |
10 | 28523233654100 |
11 | 90a76a9886999 |
12 | 3247bb12a5298 |
13 | 12bb963623383 |
14 | 7087636712ba |
15 | 346e4c4e5185 |
hex | 19f11535b554 |
28523233654100 has 72 divisors (see below), whose sum is σ = 65154352667040. Its totient is φ = 10808591633280.
The previous prime is 28523233654057. The next prime is 28523233654103. The reversal of 28523233654100 is 145633232582.
It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28523233654103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123789599 + ... + 124019801.
It is an arithmetic number, because the mean of its divisors is an integer number (904921564820).
Almost surely, 228523233654100 is an apocalyptic number.
28523233654100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28523233654100 is an abundant number, since it is smaller than the sum of its proper divisors (36631119012940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28523233654100 is a wasteful number, since it uses less digits than its factorization.
28523233654100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 295449 (or 295442 counting only the distinct ones).
The product of its (nonzero) digits is 1036800, while the sum is 44.
Adding to 28523233654100 its reverse (145633232582), we get a palindrome (28668866886682).
The spelling of 28523233654100 in words is "twenty-eight trillion, five hundred twenty-three billion, two hundred thirty-three million, six hundred fifty-four thousand, one hundred".
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