Search a number
-
+
120187088 = 2471073099
BaseRepresentation
bin1110010100111…
…10100011010000
322101011010200122
413022132203100
5221231441323
615532005412
72656400450
oct712364320
9271133618
10120187088
116192a37a
1234300868
131bb91128
1411d67d60
15a840ec8
hex729e8d0

120187088 has 20 divisors (see below), whose sum is σ = 266128800. Its totient is φ = 51508704.

The previous prime is 120187087. The next prime is 120187099. The reversal of 120187088 is 880781021.

It is a super-2 number, since 2×1201870882 = 28889872243839488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120187087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536438 + ... + 536661.

It is an arithmetic number, because the mean of its divisors is an integer number (13306440).

Almost surely, 2120187088 is an apocalyptic number.

It is an amenable number.

120187088 is an abundant number, since it is smaller than the sum of its proper divisors (145941712).

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

120187088 is a wasteful number, since it uses less digits than its factorization.

120187088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073114 (or 1073108 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 35.

The square root of 120187088 is about 10962.9871841574. The cubic root of 120187088 is about 493.4986143707.

The spelling of 120187088 in words is "one hundred twenty million, one hundred eighty-seven thousand, eighty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 112 1073099 2146198 4292396 7511693 8584792 15023386 17169584 30046772 60093544 120187088