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120104012 = 22733112959
BaseRepresentation
bin1110010100010…
…10010001001100
322100222220201202
413022022101030
5221221312022
615530125032
72655603320
oct712122114
9270886652
10120104012
1161882a16
1234280778
131bb62382
1411d45980
15a826592
hex728a44c

120104012 has 24 divisors (see below), whose sum is σ = 240952320. Its totient is φ = 51313680.

The previous prime is 120104011. The next prime is 120104021. The reversal of 120104012 is 210401021.

It is a super-2 number, since 2×1201040122 = 28849947396992288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120103984 and 120104002.

It is not an unprimeable number, because it can be changed into a prime (120104011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2789 + ... + 15747.

It is an arithmetic number, because the mean of its divisors is an integer number (10039680).

Almost surely, 2120104012 is an apocalyptic number.

It is an amenable number.

120104012 is an abundant number, since it is smaller than the sum of its proper divisors (120848308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120104012 is a wasteful number, since it uses less digits than its factorization.

120104012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13301 (or 13299 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 120104012 is about 10959.1975983646. The cubic root of 120104012 is about 493.3848824066.

Adding to 120104012 its reverse (210401021), we get a palindrome (330505033).

The spelling of 120104012 in words is "one hundred twenty million, one hundred four thousand, twelve".

Divisors: 1 2 4 7 14 28 331 662 1324 2317 4634 9268 12959 25918 51836 90713 181426 362852 4289429 8578858 17157716 30026003 60052006 120104012