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120104713 = 401299513
BaseRepresentation
bin1110010100010…
…10011100001001
322100222221200201
413022022130021
5221221322323
615530132201
72655605341
oct712123411
9270887621
10120104713
11618834a3
1234281061
131bb627a1
1411d45d21
15a8268ad
hex728a709

120104713 has 4 divisors (see below), whose sum is σ = 120404628. Its totient is φ = 119804800.

The previous prime is 120104687. The next prime is 120104717. The reversal of 120104713 is 317401021.

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 83960569 + 36144144 = 9163^2 + 6012^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-120104713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120104717) 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, 149356 + ... + 150157.

It is an arithmetic number, because the mean of its divisors is an integer number (30101157).

Almost surely, 2120104713 is an apocalyptic number.

It is an amenable number.

120104713 is a deficient number, since it is larger than the sum of its proper divisors (299915).

120104713 is an equidigital number, since it uses as much as digits as its factorization.

120104713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299914.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 120104713 is about 10959.2295805864. The cubic root of 120104713 is about 493.3858423027.

Adding to 120104713 its reverse (317401021), we get a palindrome (437505734).

The spelling of 120104713 in words is "one hundred twenty million, one hundred four thousand, seven hundred thirteen".

Divisors: 1 401 299513 120104713