Search a number
-
+
3000053231 = 72318633871
BaseRepresentation
bin1011001011010001…
…0010110111101111
321202002010111100122
42302310102313233
522121003200411
61213405315155
7134226013610
oct26264226757
97662114318
103000053231
1112aa4a743a
126b8865abb
1338a702836
1420661bc07
151285a49db
hexb2d12def

3000053231 has 8 divisors (see below), whose sum is σ = 3577703424. Its totient is φ = 2459670840.

The previous prime is 3000053227. The next prime is 3000053233. The reversal of 3000053231 is 1323500003.

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 3000053231 - 22 = 3000053227 is a prime.

It is a super-2 number, since 2×30000532312 = 18000638777667078722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3000053233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9316775 + ... + 9317096.

It is an arithmetic number, because the mean of its divisors is an integer number (447212928).

Almost surely, 23000053231 is an apocalyptic number.

3000053231 is a deficient number, since it is larger than the sum of its proper divisors (577650193).

3000053231 is a wasteful number, since it uses less digits than its factorization.

3000053231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18633901.

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 3000053231 is about 54772.7416786854. The cubic root of 3000053231 is about 1442.2581005222.

Adding to 3000053231 its reverse (1323500003), we get a palindrome (4323553234).

The spelling of 3000053231 in words is "three billion, fifty-three thousand, two hundred thirty-one".

Divisors: 1 7 23 161 18633871 130437097 428579033 3000053231