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20324312334 = 2321508374861
BaseRepresentation
bin10010111011011011…
…000110010100001110
31221110102210001010200
4102323123012110032
5313111010443314
613200432314330
71316440542624
oct227333062416
957412701120
1020324312334
11868a5a9747
123b326a29a6
131bbb938921
14dab3c7514
157de47d709
hex4bb6c650e

20324312334 has 24 divisors (see below), whose sum is σ = 44039517912. Its totient is φ = 6774231120.

The previous prime is 20324312317. The next prime is 20324312347. The reversal of 20324312334 is 43321342302.

20324312334 is a `hidden beast` number, since 2 + 0 + 324 + 3 + 1 + 2 + 334 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 20324312298 and 20324312307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 234064 + ... + 308924.

It is an arithmetic number, because the mean of its divisors is an integer number (1834979913).

Almost surely, 220324312334 is an apocalyptic number.

20324312334 is an abundant number, since it is smaller than the sum of its proper divisors (23715205578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20324312334 is a wasteful number, since it uses less digits than its factorization.

20324312334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89952 (or 89949 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 20324312334 its reverse (43321342302), we get a palindrome (63645654636).

The spelling of 20324312334 in words is "twenty billion, three hundred twenty-four million, three hundred twelve thousand, three hundred thirty-four".

Divisors: 1 2 3 6 9 18 15083 30166 45249 74861 90498 135747 149722 224583 271494 449166 673749 1347498 1129128463 2258256926 3387385389 6774770778 10162156167 20324312334