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230610523 = 11132955609
BaseRepresentation
bin11011011111011…
…01011001011011
3121001221020011111
431233231121123
5433014014043
634514441151
75500104613
oct1557553133
9531836144
10230610523
111091a0110
12652931b7
1338a14140
14228ada43
15153a409d
hexdbed65b

230610523 has 16 divisors (see below), whose sum is σ = 280274400. Its totient is φ = 186842880.

The previous prime is 230610503. The next prime is 230610539. The reversal of 230610523 is 325016032.

It is a cyclic number.

It is not a de Polignac number, because 230610523 - 225 = 197056091 is a prime.

It is a super-3 number, since 3×2306105233 (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230610494 and 230610503.

It is not an unprimeable number, because it can be changed into a prime (230610503) 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 15 ways as a sum of consecutive naturals, for example, 23658 + ... + 31951.

It is an arithmetic number, because the mean of its divisors is an integer number (17517150).

Almost surely, 2230610523 is an apocalyptic number.

230610523 is a deficient number, since it is larger than the sum of its proper divisors (49663877).

230610523 is a wasteful number, since it uses less digits than its factorization.

230610523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55662.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 230610523 is about 15185.8658956281. The cubic root of 230610523 is about 613.2342087037.

Adding to 230610523 its reverse (325016032), we get a palindrome (555626555).

The spelling of 230610523 in words is "two hundred thirty million, six hundred ten thousand, five hundred twenty-three".

Divisors: 1 11 13 29 143 319 377 4147 55609 611699 722917 1612661 7952087 17739271 20964593 230610523