Search a number
-
+
230123030 = 2523012303
BaseRepresentation
bin11011011011101…
…10011000010110
3121001000110110012
431231312120112
5432402414110
634500200222
75463004424
oct1555663026
9531013405
10230123030
11108997925
1265099072
13388a3297
14227c4114
1515309905
hexdb76616

230123030 has 8 divisors (see below), whose sum is σ = 414221472. Its totient is φ = 92049208.

The previous prime is 230123029. The next prime is 230123071. The reversal of 230123030 is 30321032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 230122996 and 230123014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11506142 + ... + 11506161.

It is an arithmetic number, because the mean of its divisors is an integer number (51777684).

Almost surely, 2230123030 is an apocalyptic number.

230123030 is a deficient number, since it is larger than the sum of its proper divisors (184098442).

230123030 is a wasteful number, since it uses less digits than its factorization.

230123030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23012310.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 230123030 is about 15169.8065248045. The cubic root of 230123030 is about 612.8017937983.

Adding to 230123030 its reverse (30321032), we get a palindrome (260444062).

The spelling of 230123030 in words is "two hundred thirty million, one hundred twenty-three thousand, thirty".

Divisors: 1 2 5 10 23012303 46024606 115061515 230123030