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4910149 = 17927431
BaseRepresentation
bin10010101110110001000101
3100020110110101
4102232301011
52224111044
6253124101
756510206
oct22566105
910213411
104910149
112854082
121789631
13102bc1a
1491b5ad
1566ecd4
hex4aec45

4910149 has 4 divisors (see below), whose sum is σ = 4937760. Its totient is φ = 4882540.

The previous prime is 4910141. The next prime is 4910173. The reversal of 4910149 is 9410194.

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: 9410194 = 24705097.

It is a cyclic number.

It is not a de Polignac number, because 4910149 - 23 = 4910141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4910141) 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, 13537 + ... + 13894.

It is an arithmetic number, because the mean of its divisors is an integer number (1234440).

Almost surely, 24910149 is an apocalyptic number.

It is an amenable number.

4910149 is a deficient number, since it is larger than the sum of its proper divisors (27611).

4910149 is a wasteful number, since it uses less digits than its factorization.

4910149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27610.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 4910149 is about 2215.8856017403. The cubic root of 4910149 is about 169.9671101309.

The spelling of 4910149 in words is "four million, nine hundred ten thousand, one hundred forty-nine".

Divisors: 1 179 27431 4910149