Search a number
-
+
245305022432 = 257665781951
BaseRepresentation
bin1110010001110101010…
…0011001011111100000
3212110011201200021200012
43210131110121133200
513004341041204212
6304405213544052
723502613200341
oct3443524313740
9773151607605
10245305022432
11950403210a8
123b6601a5028
131a194499162
14bc310700c8
1565aaa64922
hex391d5197e0

245305022432 has 12 divisors (see below), whose sum is σ = 482944262976. Its totient is φ = 122652511200.

The previous prime is 245305022387. The next prime is 245305022453. The reversal of 245305022432 is 234220503542.

245305022432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 7665781951 = 245305022432 / (2 + 4 + 5 + 3 + 0 + 5 + 0 + 2 + 2 + 4 + 3 + 2).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3832890944 + ... + 3832891007.

It is an arithmetic number, because the mean of its divisors is an integer number (40245355248).

Almost surely, 2245305022432 is an apocalyptic number.

It is an amenable number.

245305022432 is a deficient number, since it is larger than the sum of its proper divisors (237639240544).

245305022432 is an equidigital number, since it uses as much as digits as its factorization.

245305022432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7665781961 (or 7665781953 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 245305022432 its reverse (234220503542), we get a palindrome (479525525974).

The spelling of 245305022432 in words is "two hundred forty-five billion, three hundred five million, twenty-two thousand, four hundred thirty-two".

Divisors: 1 2 4 8 16 32 7665781951 15331563902 30663127804 61326255608 122652511216 245305022432