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2230423031 = 29223344893
BaseRepresentation
bin1000010011110001…
…1000110111110111
312202102221020012102
42010330120313313
514031442014111
61005153412315
7106162166024
oct20474306767
95672836172
102230423031
11a45019921
12522b6a09b
13297124055
1417231a54b
15d0c2b13b
hex84f18df7

2230423031 has 8 divisors (see below), whose sum is σ = 2317687680. Its totient is φ = 2143848672.

The previous prime is 2230423021. The next prime is 2230423033. The reversal of 2230423031 is 1303240322.

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 2230423031 - 218 = 2230160887 is a prime.

It is a super-2 number, since 2×22304230312 = 9949573794430453922, 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 = 2230422994 and 2230423012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230423033) 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, 165980 + ... + 178913.

It is an arithmetic number, because the mean of its divisors is an integer number (289710960).

Almost surely, 22230423031 is an apocalyptic number.

2230423031 is a deficient number, since it is larger than the sum of its proper divisors (87264649).

2230423031 is a wasteful number, since it uses less digits than its factorization.

2230423031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345145.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2230423031 is about 47227.3546898405. The cubic root of 2230423031 is about 1306.5591638167.

Adding to 2230423031 its reverse (1303240322), we get a palindrome (3533663353).

The spelling of 2230423031 in words is "two billion, two hundred thirty million, four hundred twenty-three thousand, thirty-one".

Divisors: 1 29 223 6467 344893 10001897 76911139 2230423031