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2232230031 = 32379654421
BaseRepresentation
bin1000010100001101…
…0010000010001111
312202120100000221100
42011003102002033
514032422330111
61005300234143
7106213433163
oct20503220217
95676300840
102232230031
11a46043509
1252369b953
13297607695
1417266aca3
15d0e86756
hex850d208f

2232230031 has 12 divisors (see below), whose sum is σ = 3232844680. Its totient is φ = 1484224560.

The previous prime is 2232230027. The next prime is 2232230047. The reversal of 2232230031 is 1300322322.

It is a happy number.

It is not a de Polignac number, because 2232230031 - 22 = 2232230027 is a prime.

It is a super-3 number, since 3×22322300313 (a number of 29 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 = 2232229986 and 2232230013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2232234031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 323800 + ... + 330621.

Almost surely, 22232230031 is an apocalyptic number.

2232230031 is a deficient number, since it is larger than the sum of its proper divisors (1000614649).

2232230031 is a wasteful number, since it uses less digits than its factorization.

2232230031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654806 (or 654803 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2232230031 is about 47246.4816785335. The cubic root of 2232230031 is about 1306.9119093243.

Adding to 2232230031 its reverse (1300322322), we get a palindrome (3532552353).

The spelling of 2232230031 in words is "two billion, two hundred thirty-two million, two hundred thirty thousand, thirty-one".

Divisors: 1 3 9 379 1137 3411 654421 1963263 5889789 248025559 744076677 2232230031