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601199149 = 4517133097
BaseRepresentation
bin100011110101011…
…001001000101101
31112220021002012011
4203311121020231
52212401333044
6135353441221
720620052125
oct4365311055
91486232164
10601199149
112893a7901
12149410211
1397728655
1459bb9c85
1537ba8134
hex23d5922d

601199149 has 4 divisors (see below), whose sum is σ = 601336764. Its totient is φ = 601061536.

The previous prime is 601199147. The next prime is 601199153. The reversal of 601199149 is 941991106.

601199149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11437924 + 589761225 = 3382^2 + 24285^2 .

It is a cyclic number.

It is not a de Polignac number, because 601199149 - 21 = 601199147 is a prime.

It is a super-2 number, since 2×6011991492 = 722880833516648402, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601199143) 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, 62032 + ... + 71065.

It is an arithmetic number, because the mean of its divisors is an integer number (150334191).

Almost surely, 2601199149 is an apocalyptic number.

It is an amenable number.

601199149 is a deficient number, since it is larger than the sum of its proper divisors (137615).

601199149 is a wasteful number, since it uses less digits than its factorization.

601199149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137614.

The product of its (nonzero) digits is 17496, while the sum is 40.

The square root of 601199149 is about 24519.3627364171. The cubic root of 601199149 is about 843.9941810767.

The spelling of 601199149 in words is "six hundred one million, one hundred ninety-nine thousand, one hundred forty-nine".

Divisors: 1 4517 133097 601199149