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118430801 = 329935899
BaseRepresentation
bin1110000111100…
…01110001010001
322020211220111222
413003301301101
5220304241201
615430214425
72635434206
oct703616121
9266756458
10118430801
116093a8a5
12337b4415
131b6c78c8
1411a2bcad
15a5e591b
hex70f1c51

118430801 has 4 divisors (see below), whose sum is σ = 118470000. Its totient is φ = 118391604.

The previous prime is 118430777. The next prime is 118430803. The reversal of 118430801 is 108034811.

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: 108034811 = 472298613.

It is a cyclic number.

It is not a de Polignac number, because 118430801 - 210 = 118429777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118430803) 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, 14651 + ... + 21248.

It is an arithmetic number, because the mean of its divisors is an integer number (29617500).

Almost surely, 2118430801 is an apocalyptic number.

It is an amenable number.

118430801 is a deficient number, since it is larger than the sum of its proper divisors (39199).

118430801 is an equidigital number, since it uses as much as digits as its factorization.

118430801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39198.

The product of its (nonzero) digits is 768, while the sum is 26.

The square root of 118430801 is about 10882.5916490512. The cubic root of 118430801 is about 491.0829871220.

The spelling of 118430801 in words is "one hundred eighteen million, four hundred thirty thousand, eight hundred one".

Divisors: 1 3299 35899 118430801