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3230113231 = 31104197201
BaseRepresentation
bin1100000010000111…
…1001110111001111
322100010000202100101
43000201321313033
523103402110411
61252304311531
7143021336512
oct30041716717
98303022311
103230113231
111408350974
127619125a7
133c6283207
14228dc6d79
1513d89a8c1
hexc0879dcf

3230113231 has 4 divisors (see below), whose sum is σ = 3334310464. Its totient is φ = 3125916000.

The previous prime is 3230113213. The next prime is 3230113267. The reversal of 3230113231 is 1323110323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1323110323 = 1777830019.

It is not a de Polignac number, because 3230113231 - 25 = 3230113199 is a prime.

It is a super-3 number, since 3×32301132313 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3230113199 and 3230113208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3230113331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52098570 + ... + 52098631.

It is an arithmetic number, because the mean of its divisors is an integer number (833577616).

Almost surely, 23230113231 is an apocalyptic number.

3230113231 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3230113231 is a deficient number, since it is larger than the sum of its proper divisors (104197233).

3230113231 is a wasteful number, since it uses less digits than its factorization.

3230113231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104197232.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 3230113231 is about 56834.0851162399. The cubic root of 3230113231 is about 1478.2205956830.

Adding to 3230113231 its reverse (1323110323), we get a palindrome (4553223554).

The spelling of 3230113231 in words is "three billion, two hundred thirty million, one hundred thirteen thousand, two hundred thirty-one".

Divisors: 1 31 104197201 3230113231