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4113314021 = 29569139109
BaseRepresentation
bin1111010100101100…
…0011000011100101
3101121122221000001202
43311023003003211
531411002022041
61520054332245
7203634410105
oct36513030345
911548830052
104113314021
111820949783
1296965a085
1350724732b
142b040d205
151911a9a9b
hexf52c30e5

4113314021 has 4 divisors (see below), whose sum is σ = 4113482700. Its totient is φ = 4113145344.

The previous prime is 4113313987. The next prime is 4113314027. The reversal of 4113314021 is 1204133114.

4113314021 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1204133114 = 2602066557.

It can be written as a sum of positive squares in 2 ways, for example, as 3162825121 + 950488900 = 56239^2 + 30830^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4113314021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4113313984 and 4113314002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4113314027) 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, 39986 + ... + 99123.

It is an arithmetic number, because the mean of its divisors is an integer number (1028370675).

Almost surely, 24113314021 is an apocalyptic number.

It is an amenable number.

4113314021 is a deficient number, since it is larger than the sum of its proper divisors (168679).

4113314021 is a wasteful number, since it uses less digits than its factorization.

4113314021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168678.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 4113314021 is about 64135.1231463696. The cubic root of 4113314021 is about 1602.2512607228.

Adding to 4113314021 its reverse (1204133114), we get a palindrome (5317447135).

The spelling of 4113314021 in words is "four billion, one hundred thirteen million, three hundred fourteen thousand, twenty-one".

Divisors: 1 29569 139109 4113314021