Search a number
-
+
3154013 = 23137131
BaseRepresentation
bin1100000010000001011101
312221020111022
430002001131
51301412023
6151333525
735544242
oct14020135
95836438
103154013
111864725
1210812a5
138657a5
145c15c9
154247c8
hex30205d

3154013 has 4 divisors (see below), whose sum is σ = 3291168. Its totient is φ = 3016860.

The previous prime is 3154009. The next prime is 3154031. The reversal of 3154013 is 3104513.

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.

It is a cyclic number.

It is not a de Polignac number, because 3154013 - 22 = 3154009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3153982 and 3154000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3154003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68543 + ... + 68588.

It is an arithmetic number, because the mean of its divisors is an integer number (822792).

Almost surely, 23154013 is an apocalyptic number.

It is an amenable number.

3154013 is a deficient number, since it is larger than the sum of its proper divisors (137155).

3154013 is a wasteful number, since it uses less digits than its factorization.

3154013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137154.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 3154013 is about 1775.9541097675. The cubic root of 3154013 is about 146.6519446885.

Adding to 3154013 its reverse (3104513), we get a palindrome (6258526).

The spelling of 3154013 in words is "three million, one hundred fifty-four thousand, thirteen".

Divisors: 1 23 137131 3154013