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2311254164 = 221988134519
BaseRepresentation
bin1000100111000010…
…1111000010010100
312222002000212200002
42021300233002110
514213140113124
61021202110432
7111163223222
oct21160570224
95862025602
102311254164
11a8670850a
1254604b418
132aaab581b
1417cd5bb12
15d7d960ae
hex89c2f094

2311254164 has 24 divisors (see below), whose sum is σ = 4262529600. Its totient is φ = 1093530240.

The previous prime is 2311254163. The next prime is 2311254269. The reversal of 2311254164 is 4614521132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311254163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49697 + ... + 84215.

It is an arithmetic number, because the mean of its divisors is an integer number (177605400).

Almost surely, 22311254164 is an apocalyptic number.

It is an amenable number.

2311254164 is a deficient number, since it is larger than the sum of its proper divisors (1951275436).

2311254164 is a wasteful number, since it uses less digits than its factorization.

2311254164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35423 (or 35421 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 2311254164 is about 48075.5048231425. The cubic root of 2311254164 is about 1322.1556002065.

Adding to 2311254164 its reverse (4614521132), we get a palindrome (6925775296).

The spelling of 2311254164 in words is "two billion, three hundred eleven million, two hundred fifty-four thousand, one hundred sixty-four".

Divisors: 1 2 4 19 38 76 881 1762 3524 16739 33478 34519 66956 69038 138076 655861 1311722 2623444 30411239 60822478 121644956 577813541 1155627082 2311254164