Base | Representation |
---|---|
bin | 1011110110101000111001… |
… | …1010001101100011110100 |
3 | 1201010222021110222111221202 |
4 | 2331222032122031203310 |
5 | 3202014214410341040 |
6 | 43415231412032032 |
7 | 2513424551131520 |
oct | 275521632154364 |
9 | 51128243874852 |
10 | 13033320012020 |
11 | 4175444406a10 |
12 | 1565b40602618 |
13 | 737062b1b569 |
14 | 330b5d378d80 |
15 | 17905e9b8015 |
hex | bda8e68d8f4 |
13033320012020 has 192 divisors, whose sum is σ = 36812590649856. Its totient is φ = 3751233208320.
The previous prime is 13033320012019. The next prime is 13033320012023. The reversal of 13033320012020 is 2021002333031.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 13033320011983 and 13033320012001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13033320012023) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3309017 + ... + 6084096.
It is an arithmetic number, because the mean of its divisors is an integer number (191732242968).
Almost surely, 213033320012020 is an apocalyptic number.
13033320012020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13033320012020 is an abundant number, since it is smaller than the sum of its proper divisors (23779270637836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13033320012020 is a wasteful number, since it uses less digits than its factorization.
13033320012020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9393210 (or 9393208 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 13033320012020 its reverse (2021002333031), we get a palindrome (15054322345051).
The spelling of 13033320012020 in words is "thirteen trillion, thirty-three billion, three hundred twenty million, twelve thousand, twenty".
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