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3230143423 = 13856329017
BaseRepresentation
bin1100000010001000…
…0001001110111111
322100010002021202121
43000202001032333
523103404042143
61252305103411
7143021523523
oct30042011677
98303067677
103230143423
111408371621
12761927b67
133c6293b90
14228dd3d83
1513d8a47ed
hexc08813bf

3230143423 has 8 divisors (see below), whose sum is σ = 3479142128. Its totient is φ = 2981219904.

The previous prime is 3230143421. The next prime is 3230143447. The reversal of 3230143423 is 3243410323.

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

It is not a de Polignac number, because 3230143423 - 21 = 3230143421 is a prime.

It is a super-3 number, since 3×32301434233 (a number of 30 digits) contains 333 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 (3230143421) 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, 96811 + ... + 125827.

It is an arithmetic number, because the mean of its divisors is an integer number (434892766).

Almost surely, 23230143423 is an apocalyptic number.

3230143423 is a deficient number, since it is larger than the sum of its proper divisors (248998705).

3230143423 is a wasteful number, since it uses less digits than its factorization.

3230143423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37593.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 3230143423 is about 56834.3507308740. The cubic root of 3230143423 is about 1478.2252013314.

Adding to 3230143423 its reverse (3243410323), we get a palindrome (6473553746).

The spelling of 3230143423 in words is "three billion, two hundred thirty million, one hundred forty-three thousand, four hundred twenty-three".

Divisors: 1 13 8563 29017 111319 377221 248472571 3230143423