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2230031 = 41109499
BaseRepresentation
bin1000100000011100001111
311012022000202
420200130033
51032330111
6115444115
724645356
oct10403417
94168022
102230031
111293501
128b663b
1360105b
1442099d
152e0b3b
hex22070f

2230031 has 8 divisors (see below), whose sum is σ = 2310000. Its totient is φ = 2151360.

The previous prime is 2230021. The next prime is 2230051. The reversal of 2230031 is 1300322.

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 2230031 - 26 = 2229967 is a prime.

It is a super-2 number, since 2×22300312 = 9946076521922, 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 = 2229994 and 2230021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230001) 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, 4220 + ... + 4718.

It is an arithmetic number, because the mean of its divisors is an integer number (288750).

22230031 is an apocalyptic number.

2230031 is a deficient number, since it is larger than the sum of its proper divisors (79969).

2230031 is a wasteful number, since it uses less digits than its factorization.

2230031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 2230031 is about 1493.3288318385. The cubic root of 2230031 is about 130.6482610072.

Adding to 2230031 its reverse (1300322), we get a palindrome (3530353).

The spelling of 2230031 in words is "two million, two hundred thirty thousand, thirty-one".

Divisors: 1 41 109 499 4469 20459 54391 2230031