Base | Representation |
---|---|
bin | 111100111001000… |
… | …1111110101100001 |
3 | 12021101200002100002 |
4 | 1321302033311201 |
5 | 13141030341301 |
6 | 534425105345 |
7 | 101430020426 |
oct | 17162176541 |
9 | 5241602302 |
10 | 2043215201 |
11 | 959383905 |
12 | 490328255 |
13 | 2673c84a1 |
14 | 155507d4d |
15 | be59c16b |
hex | 79c8fd61 |
2043215201 has 4 divisors (see below), whose sum is σ = 2045530032. Its totient is φ = 2040900372.
The previous prime is 2043215171. The next prime is 2043215231. The reversal of 2043215201 is 1025123402.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1025123402 = 2 ⋅512561701.
It is an interprime number because it is at equal distance from previous prime (2043215171) and next prime (2043215231).
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2043215201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2043215231) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1156091 + ... + 1157856.
It is an arithmetic number, because the mean of its divisors is an integer number (511382508).
Almost surely, 22043215201 is an apocalyptic number.
It is an amenable number.
2043215201 is a deficient number, since it is larger than the sum of its proper divisors (2314831).
2043215201 is an equidigital number, since it uses as much as digits as its factorization.
2043215201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2314830.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 2043215201 is about 45201.9380226114. The cubic root of 2043215201 is about 1268.9310866571.
Adding to 2043215201 its reverse (1025123402), we get a palindrome (3068338603).
The spelling of 2043215201 in words is "two billion, forty-three million, two hundred fifteen thousand, two hundred one".
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