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230123022 = 23192018623
BaseRepresentation
bin11011011011101…
…10011000001110
3121001000110102220
431231312120032
5432402414042
634500200210
75463004413
oct1555663016
9531013386
10230123022
11108997918
1265099066
13388a328c
14227c410a
15153098ec
hexdb7660e

230123022 has 16 divisors (see below), whose sum is σ = 484469760. Its totient is φ = 72670392.

The previous prime is 230123021. The next prime is 230123029. The reversal of 230123022 is 220321032.

It is a junction number, because it is equal to n+sod(n) for n = 230122992 and 230123010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230123021) 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, 1009198 + ... + 1009425.

It is an arithmetic number, because the mean of its divisors is an integer number (30279360).

Almost surely, 2230123022 is an apocalyptic number.

230123022 is an abundant number, since it is smaller than the sum of its proper divisors (254346738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230123022 is a wasteful number, since it uses less digits than its factorization.

230123022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018647.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 230123022 is about 15169.8062611228. The cubic root of 230123022 is about 612.8017866972.

Adding to 230123022 its reverse (220321032), we get a palindrome (450444054).

The spelling of 230123022 in words is "two hundred thirty million, one hundred twenty-three thousand, twenty-two".

Divisors: 1 2 3 6 19 38 57 114 2018623 4037246 6055869 12111738 38353837 76707674 115061511 230123022