Base | Representation |
---|---|
bin | 1001001100111010101010… |
… | …11100101101001101000000 |
3 | 2122122110010122120011012121 |
4 | 10212131111130231031000 |
5 | 10123012312234120000 |
6 | 111011501505134024 |
7 | 4155634525335043 |
oct | 446352534551500 |
9 | 78573118504177 |
10 | 20235024520000 |
11 | 64a16978a7534 |
12 | 232982492a314 |
13 | b3a201930454 |
14 | 4dd547bccc5a |
15 | 25155d0d0b1a |
hex | 12675572d340 |
20235024520000 has 140 divisors (see below), whose sum is σ = 53127832354740. Its totient is φ = 7617891328000.
The previous prime is 20235024519971. The next prime is 20235024520057. The reversal of 20235024520000 is 2542053202.
It is a happy number.
It can be written as a sum of positive squares in 10 ways, for example, as 13559539499584 + 6675485020416 = 3682328^2 + 2583696^2 .
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14198695 + ... + 15558694.
Almost surely, 220235024520000 is an apocalyptic number.
20235024520000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20235024520000 is an abundant number, since it is smaller than the sum of its proper divisors (32892807834740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20235024520000 is an equidigital number, since it uses as much as digits as its factorization.
20235024520000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29757438 (or 29757413 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 25.
Adding to 20235024520000 its reverse (2542053202), we get a palindrome (20237566573202).
The spelling of 20235024520000 in words is "twenty trillion, two hundred thirty-five billion, twenty-four million, five hundred twenty thousand".
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