Base | Representation |
---|---|
bin | 11101011100011110011… |
… | …100101110101100111101 |
3 | 21011102212001011210102212 |
4 | 131130132130232230331 |
5 | 231123001223203341 |
6 | 4145320011030205 |
7 | 266121511664420 |
oct | 35343634565475 |
9 | 7142761153385 |
10 | 2023440444221 |
11 | 71015541a539 |
12 | 2881a613b365 |
13 | 118a6a955901 |
14 | 6dd13a6d9b7 |
15 | 3797acde5eb |
hex | 1d71e72eb3d |
2023440444221 has 8 divisors (see below), whose sum is σ = 2330712053760. Its totient is φ = 1720721006928.
The previous prime is 2023440444197. The next prime is 2023440444229. The reversal of 2023440444221 is 1224440443202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2023440444221 - 210 = 2023440443197 is a prime.
It is a super-2 number, since 2×20234404442212 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2023440444229) 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, 1138042106 + ... + 1138043883.
It is an arithmetic number, because the mean of its divisors is an integer number (291339006720).
Almost surely, 22023440444221 is an apocalyptic number.
It is an amenable number.
2023440444221 is a deficient number, since it is larger than the sum of its proper divisors (307271609539).
2023440444221 is a wasteful number, since it uses less digits than its factorization.
2023440444221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2276086123.
The product of its (nonzero) digits is 49152, while the sum is 32.
Adding to 2023440444221 its reverse (1224440443202), we get a palindrome (3247880887423).
The spelling of 2023440444221 in words is "two trillion, twenty-three billion, four hundred forty million, four hundred forty-four thousand, two hundred twenty-one".
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