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2330144031 = 3871989083
BaseRepresentation
bin1000101011100011…
…0010110100011111
320000101120120200210
42022320302310133
514233004102111
61023115023503
7111512616555
oct21270626437
96011516623
102330144031
11a9633a776
1255043ab93
132b199a867
14181677bd5
15d98780a6
hex8ae32d1f

2330144031 has 8 divisors (see below), whose sum is σ = 3107249920. Its totient is φ = 1553233752.

The previous prime is 2330144027. The next prime is 2330144039. The reversal of 2330144031 is 1304410332.

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

It is not a de Polignac number, because 2330144031 - 22 = 2330144027 is a prime.

It is a super-2 number, since 2×23301440312 = 10859142410409857922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2330143989 and 2330144007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2330144039) 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 7 ways as a sum of consecutive naturals, for example, 18385 + ... + 70698.

It is an arithmetic number, because the mean of its divisors is an integer number (388406240).

Almost surely, 22330144031 is an apocalyptic number.

2330144031 is a deficient number, since it is larger than the sum of its proper divisors (777105889).

2330144031 is an equidigital number, since it uses as much as digits as its factorization.

2330144031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97805.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2330144031 is about 48271.5654500659. The cubic root of 2330144031 is about 1325.7478215478.

Adding to 2330144031 its reverse (1304410332), we get a palindrome (3634554363).

The spelling of 2330144031 in words is "two billion, three hundred thirty million, one hundred forty-four thousand, thirty-one".

Divisors: 1 3 8719 26157 89083 267249 776714677 2330144031