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120120968 = 23111365011
BaseRepresentation
bin1110010100011…
…10011010001000
322101000202222202
413022032122020
5221222332333
615530335332
72656003622
oct712163210
9271022882
10120120968
1161894730
123428a548
131bb69cc6
1411d4bc12
15a82b5e8
hex728e688

120120968 has 16 divisors (see below), whose sum is σ = 245702160. Its totient is φ = 54600400.

The previous prime is 120120967. The next prime is 120121009. The reversal of 120120968 is 869021021.

It is a self number, because there is not a number n which added to its sum of digits gives 120120968.

It is not an unprimeable number, because it can be changed into a prime (120120961) 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, 682418 + ... + 682593.

It is an arithmetic number, because the mean of its divisors is an integer number (15356385).

Almost surely, 2120120968 is an apocalyptic number.

It is an amenable number.

120120968 is an abundant number, since it is smaller than the sum of its proper divisors (125581192).

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

120120968 is a wasteful number, since it uses less digits than its factorization.

120120968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365028 (or 1365024 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 120120968 is about 10959.9711678453. The cubic root of 120120968 is about 493.4080996171.

Adding to 120120968 its reverse (869021021), we get a palindrome (989141989).

The spelling of 120120968 in words is "one hundred twenty million, one hundred twenty thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 11 22 44 88 1365011 2730022 5460044 10920088 15015121 30030242 60060484 120120968