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5978013 = 39720543
BaseRepresentation
bin10110110011011110011101
3102020201021220
4112303132131
53012244023
6332043553
7101545416
oct26633635
912221256
105978013
113413408
1220035b9
131313cb2
14b1880d
157d13e3
hex5b379d

5978013 has 8 divisors (see below), whose sum is σ = 8053248. Its totient is φ = 3944064.

The previous prime is 5978003. The next prime is 5978047. The reversal of 5978013 is 3108795.

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

It is not a de Polignac number, because 5978013 - 24 = 5977997 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

5978013 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5978003) 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, 9981 + ... + 10562.

It is an arithmetic number, because the mean of its divisors is an integer number (1006656).

Almost surely, 25978013 is an apocalyptic number.

It is an amenable number.

5978013 is a deficient number, since it is larger than the sum of its proper divisors (2075235).

5978013 is a wasteful number, since it uses less digits than its factorization.

5978013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20643.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 5978013 is about 2444.9975460110. The cubic root of 5978013 is about 181.4898263238.

The spelling of 5978013 in words is "five million, nine hundred seventy-eight thousand, thirteen".

Divisors: 1 3 97 291 20543 61629 1992671 5978013