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120104113 = 696717239
BaseRepresentation
bin1110010100010…
…10010010110001
322100222220212111
413022022102301
5221221312423
615530125321
72655603523
oct712122261
9270886774
10120104113
1161882aa8
1234280841
131bb6242c
1411d45a13
15a82660d
hex728a4b1

120104113 has 4 divisors (see below), whose sum is σ = 120128320. Its totient is φ = 120079908.

The previous prime is 120104081. The next prime is 120104123. The reversal of 120104113 is 311401021.

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, and also an emirpimes, since its reverse is a distinct semiprime: 311401021 = 2647117643.

It is a cyclic number.

It is not a de Polignac number, because 120104113 - 25 = 120104081 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120104093 and 120104102.

It is not an unprimeable number, because it can be changed into a prime (120104123) 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, 1653 + ... + 15586.

It is an arithmetic number, because the mean of its divisors is an integer number (30032080).

Almost surely, 2120104113 is an apocalyptic number.

It is an amenable number.

120104113 is a deficient number, since it is larger than the sum of its proper divisors (24207).

120104113 is an equidigital number, since it uses as much as digits as its factorization.

120104113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24206.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 120104113 is about 10959.2022063652. The cubic root of 120104113 is about 493.3850207085.

Adding to 120104113 its reverse (311401021), we get a palindrome (431505134).

The spelling of 120104113 in words is "one hundred twenty million, one hundred four thousand, one hundred thirteen".

Divisors: 1 6967 17239 120104113