Search a number
-
+
3149027 = 73491289
BaseRepresentation
bin1100000000110011100011
312220222122122
430000303203
51301232102
6151254455
735523560
oct14006343
95828578
103149027
111860a02
12107a42b
1386343b
145bd867
154230a2
hex300ce3

3149027 has 8 divisors (see below), whose sum is σ = 3612000. Its totient is φ = 2689344.

The previous prime is 3149009. The next prime is 3149051. The reversal of 3149027 is 7209413.

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

It is not a de Polignac number, because 3149027 - 210 = 3148003 is a prime.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 3148987 and 3149005.

It is not an unprimeable number, because it can be changed into a prime (3149057) 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, 1799 + ... + 3087.

It is an arithmetic number, because the mean of its divisors is an integer number (451500).

Almost surely, 23149027 is an apocalyptic number.

3149027 is a deficient number, since it is larger than the sum of its proper divisors (462973).

3149027 is a wasteful number, since it uses less digits than its factorization.

3149027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 3149027 is about 1774.5498020625. The cubic root of 3149027 is about 146.5746260215.

The spelling of 3149027 in words is "three million, one hundred forty-nine thousand, twenty-seven".

Divisors: 1 7 349 1289 2443 9023 449861 3149027