Search a number
-
+
5404287881 = 43127974483
BaseRepresentation
bin1010000100001111…
…01110001110001001
3111221122010021021102
411002013232032021
542031444203011
62252132351145
7250631455226
oct50207561611
914848107242
105404287881
112323641523
121069a754b5
13681841aa5
14393a6094d
152196b573b
hex1421ee389

5404287881 has 8 divisors (see below), whose sum is σ = 5419972224. Its totient is φ = 5388618960.

The previous prime is 5404287839. The next prime is 5404287883. The reversal of 5404287881 is 1887824045.

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

It is a cyclic number.

It is not a de Polignac number, because 5404287881 - 26 = 5404287817 is a prime.

It is a super-2 number, since 2×54042878812 = 58412655001446940322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5404287883) 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, 1203266 + ... + 1207748.

It is an arithmetic number, because the mean of its divisors is an integer number (677496528).

Almost surely, 25404287881 is an apocalyptic number.

It is an amenable number.

5404287881 is a deficient number, since it is larger than the sum of its proper divisors (15684343).

5404287881 is a wasteful number, since it uses less digits than its factorization.

5404287881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7711.

The product of its (nonzero) digits is 573440, while the sum is 47.

The square root of 5404287881 is about 73513.8618289095. The cubic root of 5404287881 is about 1754.8748845203.

The spelling of 5404287881 in words is "five billion, four hundred four million, two hundred eighty-seven thousand, eight hundred eighty-one".

Divisors: 1 431 2797 4483 1205507 1932173 12538951 5404287881