Base | Representation |
---|---|
bin | 11101011100010110110… |
… | …000000111110011000100 |
3 | 21011102112001012002121200 |
4 | 131130112300013303010 |
5 | 231122220143410040 |
6 | 4145255115142500 |
7 | 266115353241030 |
oct | 35342660076304 |
9 | 7142461162550 |
10 | 2023311310020 |
11 | 71009953a060 |
12 | 28816aa44a30 |
13 | 118a49c81240 |
14 | 6dd008571c0 |
15 | 3796e7d2630 |
hex | 1d716c07cc4 |
2023311310020 has 576 divisors, whose sum is σ = 8463136421376. Its totient is φ = 377597583360.
The previous prime is 2023311310003. The next prime is 2023311310043. The reversal of 2023311310020 is 200131133202.
2023311310020 is a `hidden beast` number, since 2 + 0 + 2 + 331 + 1 + 310 + 0 + 20 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 2023311309975 and 2023311310002.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 6514912 + ... + 6818408.
It is an arithmetic number, because the mean of its divisors is an integer number (14692945176).
Almost surely, 22023311310020 is an apocalyptic number.
2023311310020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2023311310020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4231568210688).
2023311310020 is an abundant number, since it is smaller than the sum of its proper divisors (6439825111356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2023311310020 is a wasteful number, since it uses less digits than its factorization.
2023311310020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 303580 (or 303575 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 2023311310020 its reverse (200131133202), we get a palindrome (2223442443222).
The spelling of 2023311310020 in words is "two trillion, twenty-three billion, three hundred eleven million, three hundred ten thousand, twenty".
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