Base | Representation |
---|---|
bin | 1001000110001101… |
… | …1111101100111111 |
3 | 20022012001111220110 |
4 | 2101203133230333 |
5 | 20000123014330 |
6 | 1042152321103 |
7 | 114341445033 |
oct | 22143375477 |
9 | 6265044813 |
10 | 2442001215 |
11 | 104349a725 |
12 | 5819a3193 |
13 | 2cbc03344 |
14 | 1924741c3 |
15 | e45c0db0 |
hex | 918dfb3f |
2442001215 has 16 divisors (see below), whose sum is σ = 3913256448. Its totient is φ = 1300382496.
The previous prime is 2442001207. The next prime is 2442001249. The reversal of 2442001215 is 5121002442.
It is not a de Polignac number, because 2442001215 - 23 = 2442001207 is a prime.
It is a super-2 number, since 2×24420012152 = 11926739868122952450, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2442001191 and 2442001200.
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, 116107 + ... + 135516.
It is an arithmetic number, because the mean of its divisors is an integer number (244578528).
Almost surely, 22442001215 is an apocalyptic number.
2442001215 is a deficient number, since it is larger than the sum of its proper divisors (1471255233).
2442001215 is a wasteful number, since it uses less digits than its factorization.
2442001215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252278.
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 2442001215 is about 49416.6086958626. The cubic root of 2442001215 is about 1346.6310537819.
Adding to 2442001215 its reverse (5121002442), we get a palindrome (7563003657).
The spelling of 2442001215 in words is "two billion, four hundred forty-two million, one thousand, two hundred fifteen".
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