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118480349 = 139113873
BaseRepresentation
bin1110000111111…
…01110111011101
322020221102111002
413003331313131
5220312332344
615431240045
72636031521
oct703756735
9266842432
10118480349
1160974049
1233819025
131b714320
1411a41d81
15a60544e
hex70fdddd

118480349 has 4 divisors (see below), whose sum is σ = 127594236. Its totient is φ = 109366464.

The previous prime is 118480303. The next prime is 118480363. The reversal of 118480349 is 943084811.

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 71995225 + 46485124 = 8485^2 + 6818^2 .

It is a cyclic number.

It is not a de Polignac number, because 118480349 - 220 = 117431773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118480949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4556924 + ... + 4556949.

It is an arithmetic number, because the mean of its divisors is an integer number (31898559).

Almost surely, 2118480349 is an apocalyptic number.

It is an amenable number.

118480349 is a deficient number, since it is larger than the sum of its proper divisors (9113887).

118480349 is an equidigital number, since it uses as much as digits as its factorization.

118480349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9113886.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 118480349 is about 10884.8678907922. The cubic root of 118480349 is about 491.1514625162.

The spelling of 118480349 in words is "one hundred eighteen million, four hundred eighty thousand, three hundred forty-nine".

Divisors: 1 13 9113873 118480349