Base | Representation |
---|---|
bin | 1001001100010010010000… |
… | …11011011000100011111100 |
3 | 2122120101010210210222220021 |
4 | 10212021020123120203330 |
5 | 10122133400243424040 |
6 | 110553513130501524 |
7 | 4154236122415312 |
oct | 446111033304374 |
9 | 78511123728807 |
10 | 20213331233020 |
11 | 649347557a992 |
12 | 232558b8948a4 |
13 | b381554b9973 |
14 | 4dc48aa8c0b2 |
15 | 250bdd88a24a |
hex | 1262486d88fc |
20213331233020 has 48 divisors (see below), whose sum is σ = 45023185468800. Its totient is φ = 7601316989760.
The previous prime is 20213331233009. The next prime is 20213331233143. The reversal of 20213331233020 is 2033213331202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202976850 + ... + 203076409.
It is an arithmetic number, because the mean of its divisors is an integer number (937983030600).
Almost surely, 220213331233020 is an apocalyptic number.
20213331233020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20213331233020 is an abundant number, since it is smaller than the sum of its proper divisors (24809854235780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20213331233020 is a wasteful number, since it uses less digits than its factorization.
20213331233020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 406053418 (or 406053416 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 25.
Adding to 20213331233020 its reverse (2033213331202), we get a palindrome (22246544564222).
The spelling of 20213331233020 in words is "twenty trillion, two hundred thirteen billion, three hundred thirty-one million, two hundred thirty-three thousand, twenty".
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