Base | Representation |
---|---|
bin | 1001001100110101001111… |
… | …00110000010011001011000 |
3 | 2122122011121101002220020121 |
4 | 10212122213212002121120 |
5 | 10122440324034334040 |
6 | 111010300232203024 |
7 | 4155502330126450 |
oct | 446324746023130 |
9 | 78564541086217 |
10 | 20232107730520 |
11 | 64a0430400414 |
12 | 232914bb39474 |
13 | b39b5856170a |
14 | 4dd34c686d60 |
15 | 25143bec6c4a |
hex | 1266a7982658 |
20232107730520 has 32 divisors (see below), whose sum is σ = 52025419879200. Its totient is φ = 6936722650368.
The previous prime is 20232107730503. The next prime is 20232107730521. The reversal of 20232107730520 is 2503770123202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20232107730521) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36128763525 + ... + 36128764084.
It is an arithmetic number, because the mean of its divisors is an integer number (1625794371225).
Almost surely, 220232107730520 is an apocalyptic number.
20232107730520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20232107730520 is an abundant number, since it is smaller than the sum of its proper divisors (31793312148680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20232107730520 is a wasteful number, since it uses less digits than its factorization.
20232107730520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72257527627 (or 72257527623 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 34.
Adding to 20232107730520 its reverse (2503770123202), we get a palindrome (22735877853722).
The spelling of 20232107730520 in words is "twenty trillion, two hundred thirty-two billion, one hundred seven million, seven hundred thirty thousand, five hundred twenty".
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