Search a number
-
+
230252530141 = 474898990003
BaseRepresentation
bin1101011001110000011…
…1101100100111011101
3211000022200202110002201
43112130013230213131
512233024121431031
6253435422451501
722430605133224
oct3263407544735
9730280673081
10230252530141
1189716606927
123875b133b91
1318935b0149a
14b203ca3cbb
155ec9331d61
hex359c1ec9dd

230252530141 has 4 divisors (see below), whose sum is σ = 235151520192. Its totient is φ = 225353540092.

The previous prime is 230252530111. The next prime is 230252530147. The reversal of 230252530141 is 141035252032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230252530141 - 215 = 230252497373 is a prime.

It is a super-2 number, since 2×2302525301412 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230252530147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2449494955 + ... + 2449495048.

It is an arithmetic number, because the mean of its divisors is an integer number (58787880048).

Almost surely, 2230252530141 is an apocalyptic number.

It is an amenable number.

230252530141 is a deficient number, since it is larger than the sum of its proper divisors (4898990051).

230252530141 is an equidigital number, since it uses as much as digits as its factorization.

230252530141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4898990050.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 230252530141 its reverse (141035252032), we get a palindrome (371287782173).

The spelling of 230252530141 in words is "two hundred thirty billion, two hundred fifty-two million, five hundred thirty thousand, one hundred forty-one".

Divisors: 1 47 4898990003 230252530141