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4113202231 = 30791335889
BaseRepresentation
bin1111010100101010…
…0111110000110111
3101121122201022201101
43311022213300313
531410434432411
61520052110531
7203633433145
oct36512476067
911548638641
104113202231
111820882796
12969605447
13507208498
142b03c0595
151911868c1
hexf52a7c37

4113202231 has 4 divisors (see below), whose sum is σ = 4114541200. Its totient is φ = 4111863264.

The previous prime is 4113202183. The next prime is 4113202253. The reversal of 4113202231 is 1322023114.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1322023114 = 2661011557.

It is a cyclic number.

It is not a de Polignac number, because 4113202231 - 231 = 1965718583 is a prime.

It is a super-2 number, since 2×41132022312 = 33836865186206754722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4113202199 and 4113202208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4113202831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 664866 + ... + 671023.

It is an arithmetic number, because the mean of its divisors is an integer number (1028635300).

Almost surely, 24113202231 is an apocalyptic number.

4113202231 is a deficient number, since it is larger than the sum of its proper divisors (1338969).

4113202231 is a wasteful number, since it uses less digits than its factorization.

4113202231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338968.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 4113202231 is about 64134.2516211112. The cubic root of 4113202231 is about 1602.2367454771.

Adding to 4113202231 its reverse (1322023114), we get a palindrome (5435225345).

The spelling of 4113202231 in words is "four billion, one hundred thirteen million, two hundred two thousand, two hundred thirty-one".

Divisors: 1 3079 1335889 4113202231