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3120120113 = 11283647283
BaseRepresentation
bin1011100111111001…
…0100000100110001
322001110001112011012
42321332110010301
522342222320423
61233335000305
7140214404045
oct27176240461
98043045135
103120120113
111361254470
12730b09095
133a9551026
14218554025
15133dc0078
hexb9f94131

3120120113 has 4 divisors (see below), whose sum is σ = 3403767408. Its totient is φ = 2836472820.

The previous prime is 3120120077. The next prime is 3120120161. The reversal of 3120120113 is 3110210213.

3120120113 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3120120113 - 220 = 3119071537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3120120163) 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, 141823631 + ... + 141823652.

It is an arithmetic number, because the mean of its divisors is an integer number (850941852).

Almost surely, 23120120113 is an apocalyptic number.

It is an amenable number.

3120120113 is a deficient number, since it is larger than the sum of its proper divisors (283647295).

3120120113 is a wasteful number, since it uses less digits than its factorization.

3120120113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283647294.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 3120120113 is about 55858.0353485512. The cubic root of 3120120113 is about 1461.2474659143.

Adding to 3120120113 its reverse (3110210213), we get a palindrome (6230330326).

The spelling of 3120120113 in words is "three billion, one hundred twenty million, one hundred twenty thousand, one hundred thirteen".

Divisors: 1 11 283647283 3120120113