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2312022513 = 34132175843
BaseRepresentation
bin1000100111001110…
…1010100111110001
312222010110220122110
42021303222213301
514213334210023
61021230355533
7111202603263
oct21163524761
95863426573
102312022513
11a87092809
1254635bba9
132aacc4478
1417d0bbb33
15d7e98a93
hex89cea9f1

2312022513 has 16 divisors (see below), whose sum is σ = 3159406656. Its totient is φ = 1503029760.

The previous prime is 2312022511. The next prime is 2312022521. The reversal of 2312022513 is 3152202132.

It is not a de Polignac number, because 2312022513 - 21 = 2312022511 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2312022513.

It is not an unprimeable number, because it can be changed into a prime (2312022511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392770 + ... + 398612.

It is an arithmetic number, because the mean of its divisors is an integer number (197462916).

Almost surely, 22312022513 is an apocalyptic number.

It is an amenable number.

2312022513 is a deficient number, since it is larger than the sum of its proper divisors (847384143).

2312022513 is a wasteful number, since it uses less digits than its factorization.

2312022513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9104.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2312022513 is about 48083.4952244531. The cubic root of 2312022513 is about 1322.3020956169.

Adding to 2312022513 its reverse (3152202132), we get a palindrome (5464224645).

The spelling of 2312022513 in words is "two billion, three hundred twelve million, twenty-two thousand, five hundred thirteen".

Divisors: 1 3 41 123 3217 5843 9651 17529 131897 239563 395691 718689 18796931 56390793 770674171 2312022513