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149046083 = 415935837
BaseRepresentation
bin10001110001001…
…00001101000011
3101101110022210022
420320210031003
5301123433313
622442324055
73456604454
oct1070441503
9341408708
10149046083
117715058a
1241ab962b
1324b56964
1415b1b12b
15d141c08
hex8e24343

149046083 has 4 divisors (see below), whose sum is σ = 149086080. Its totient is φ = 149006088.

The previous prime is 149046067. The next prime is 149046091. The reversal of 149046083 is 380640941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 380640941 = 3710287593.

It is a cyclic number.

It is not a de Polignac number, because 149046083 - 24 = 149046067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149046683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13760 + ... + 22077.

It is an arithmetic number, because the mean of its divisors is an integer number (37271520).

Almost surely, 2149046083 is an apocalyptic number.

149046083 is a deficient number, since it is larger than the sum of its proper divisors (39997).

149046083 is an equidigital number, since it uses as much as digits as its factorization.

149046083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39996.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 149046083 is about 12208.4431030332. The cubic root of 149046083 is about 530.2005684465.

The spelling of 149046083 in words is "one hundred forty-nine million, forty-six thousand, eighty-three".

Divisors: 1 4159 35837 149046083