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230514023 = 1921733691
BaseRepresentation
bin11011011110101…
…01110101100111
3121001202022210102
431233111311213
5433002422043
634512414315
75466223355
oct1557256547
9531668712
10230514023
11109134663
126524739b
13389ac23c
14228867d5
15153856b8
hexdbd5d67

230514023 has 12 divisors (see below), whose sum is σ = 244757448. Its totient is φ = 217060560.

The previous prime is 230514007. The next prime is 230514029. The reversal of 230514023 is 320415032.

It is a happy number.

It is not a de Polignac number, because 230514023 - 24 = 230514007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230513986 and 230514004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230514029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60608 + ... + 64298.

It is an arithmetic number, because the mean of its divisors is an integer number (20396454).

Almost surely, 2230514023 is an apocalyptic number.

230514023 is a deficient number, since it is larger than the sum of its proper divisors (14243425).

230514023 is a wasteful number, since it uses less digits than its factorization.

230514023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3902 (or 3883 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 230514023 is about 15182.6882665752. The cubic root of 230514023 is about 613.1486599083.

Adding to 230514023 its reverse (320415032), we get a palindrome (550929055).

The spelling of 230514023 in words is "two hundred thirty million, five hundred fourteen thousand, twenty-three".

Divisors: 1 19 173 361 3287 3691 62453 70129 638543 1332451 12132317 230514023