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149111327 = 883168869
BaseRepresentation
bin10001110001101…
…00001000011111
3101101120122021202
420320310020133
5301133030302
622443550115
73460265621
oct1070641037
9341518252
10149111327
1177195602
1241b2b33b
1324b7a571
1415b36c11
15d156202
hex8e3421f

149111327 has 4 divisors (see below), whose sum is σ = 149281080. Its totient is φ = 148941576.

The previous prime is 149111321. The next prime is 149111329. The reversal of 149111327 is 723111941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 723111941 = 2437129671.

It is a cyclic number.

It is not a de Polignac number, because 149111327 - 210 = 149110303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 149111327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149111321) 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, 83552 + ... + 85317.

It is an arithmetic number, because the mean of its divisors is an integer number (37320270).

Almost surely, 2149111327 is an apocalyptic number.

149111327 is a deficient number, since it is larger than the sum of its proper divisors (169753).

149111327 is an equidigital number, since it uses as much as digits as its factorization.

149111327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169752.

The product of its digits is 1512, while the sum is 29.

The square root of 149111327 is about 12211.1148958643. The cubic root of 149111327 is about 530.2779211661.

The spelling of 149111327 in words is "one hundred forty-nine million, one hundred eleven thousand, three hundred twenty-seven".

Divisors: 1 883 168869 149111327