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5808381 = 32966763
BaseRepresentation
bin10110001010000011111101
3101221002121020
4112022003331
52441332011
6324254353
7100241025
oct26120375
911832536
105808381
113307a17
121b413b9
131284a17
14ab2a85
1579b006
hex58a0fd

5808381 has 8 divisors (see below), whose sum is σ = 8011680. Its totient is φ = 3738672.

The previous prime is 5808379. The next prime is 5808403. The reversal of 5808381 is 1838085.

5808381 is digitally balanced in base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5808381 - 21 = 5808379 is a prime.

It is a super-2 number, since 2×58083812 = 67474579682322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5808301) 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, 33295 + ... + 33468.

It is an arithmetic number, because the mean of its divisors is an integer number (1001460).

Almost surely, 25808381 is an apocalyptic number.

It is an amenable number.

5808381 is a deficient number, since it is larger than the sum of its proper divisors (2203299).

5808381 is a wasteful number, since it uses less digits than its factorization.

5808381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66795.

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 5808381 is about 2410.0582980501. The cubic root of 5808381 is about 179.7566773995.

The spelling of 5808381 in words is "five million, eight hundred eight thousand, three hundred eighty-one".

Divisors: 1 3 29 87 66763 200289 1936127 5808381