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4136663813 = 14321288853
BaseRepresentation
bin1111011010010000…
…0111101100000101
3101200021212021221212
43312210013230011
531432441220223
61522251021205
7204340030232
oct36644075405
911607767855
104136663813
111833047827
1297543a805
1350c031389
142b356a789
1519326d278
hexf6907b05

4136663813 has 4 divisors (see below), whose sum is σ = 4136966988. Its totient is φ = 4136360640.

The previous prime is 4136663803. The next prime is 4136663857. The reversal of 4136663813 is 3183666314.

4136663813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2119037089 + 2017626724 = 46033^2 + 44918^2 .

It is a cyclic number.

It is not a de Polignac number, because 4136663813 - 26 = 4136663749 is a prime.

It is a super-2 number, since 2×41366638132 = 34223975003567397938, which 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 (4136663803) 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, 130106 + ... + 158747.

It is an arithmetic number, because the mean of its divisors is an integer number (1034241747).

Almost surely, 24136663813 is an apocalyptic number.

It is an amenable number.

4136663813 is a deficient number, since it is larger than the sum of its proper divisors (303175).

4136663813 is a wasteful number, since it uses less digits than its factorization.

4136663813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303174.

The product of its digits is 186624, while the sum is 41.

The square root of 4136663813 is about 64316.9014567711. The cubic root of 4136663813 is about 1605.2773417205.

The spelling of 4136663813 in words is "four billion, one hundred thirty-six million, six hundred sixty-three thousand, eight hundred thirteen".

Divisors: 1 14321 288853 4136663813