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149495 = 5291031
BaseRepresentation
bin100100011111110111
321121001212
4210133313
514240440
63112035
71161563
oct443767
9247055
10149495
11a2355
127261b
1353078
143c6a3
152e465
hex247f7

149495 has 8 divisors (see below), whose sum is σ = 185760. Its totient is φ = 115360.

The previous prime is 149491. The next prime is 149497. The reversal of 149495 is 594941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 149495 - 22 = 149491 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371 + ... + 660.

It is an arithmetic number, because the mean of its divisors is an integer number (23220).

2149495 is an apocalyptic number.

149495 is a deficient number, since it is larger than the sum of its proper divisors (36265).

149495 is a wasteful number, since it uses less digits than its factorization.

149495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065.

The product of its digits is 6480, while the sum is 32.

The square root of 149495 is about 386.6458327721. The cubic root of 149495 is about 53.0732344660.

The spelling of 149495 in words is "one hundred forty-nine thousand, four hundred ninety-five".

Divisors: 1 5 29 145 1031 5155 29899 149495