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230424130 = 2531772689
BaseRepresentation
bin11011011101111…
…11111001000010
3121001120202111001
431232333321002
5432442033010
634510442214
75465400316
oct1556777102
9531522431
10230424130
11109083072
126520336a
133897a351
1422861b46
1515368c3a
hexdbbfe42

230424130 has 16 divisors (see below), whose sum is σ = 416077560. Its totient is φ = 91877632.

The previous prime is 230424113. The next prime is 230424133. The reversal of 230424130 is 31424032.

It can be written as a sum of positive squares in 4 ways, for example, as 71588521 + 158835609 = 8461^2 + 12603^2 .

It is a junction number, because it is equal to n+sod(n) for n = 230424098 and 230424107.

It is not an unprimeable number, because it can be changed into a prime (230424133) 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, 33175 + ... + 39514.

Almost surely, 2230424130 is an apocalyptic number.

230424130 is a deficient number, since it is larger than the sum of its proper divisors (185653430).

230424130 is a wasteful number, since it uses less digits than its factorization.

230424130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73013.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 230424130 is about 15179.7275996640. The cubic root of 230424130 is about 613.0689468421.

Adding to 230424130 its reverse (31424032), we get a palindrome (261848162).

It can be divided in two parts, 23042 and 4130, that added together give a palindrome (27172).

The spelling of 230424130 in words is "two hundred thirty million, four hundred twenty-four thousand, one hundred thirty".

Divisors: 1 2 5 10 317 634 1585 3170 72689 145378 363445 726890 23042413 46084826 115212065 230424130