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2386980774 = 232132610043
BaseRepresentation
bin1000111001000110…
…0110111110100110
320011100112012001100
42032101212332212
514342031341044
61032505140530
7113103000423
oct21621467646
96140465040
102386980774
11101542aa92
1256748a746
132c06aaa79
14189030d4a
15de853869
hex8e466fa6

2386980774 has 12 divisors (see below), whose sum is σ = 5171791716. Its totient is φ = 795660252.

The previous prime is 2386980731. The next prime is 2386980781. The reversal of 2386980774 is 4770896832.

It is a self number, because there is not a number n which added to its sum of digits gives 2386980774.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 66305004 + ... + 66305039.

It is an arithmetic number, because the mean of its divisors is an integer number (430982643).

Almost surely, 22386980774 is an apocalyptic number.

2386980774 is an abundant number, since it is smaller than the sum of its proper divisors (2784810942).

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

2386980774 is a wasteful number, since it uses less digits than its factorization.

2386980774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132610051 (or 132610048 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The square root of 2386980774 is about 48856.7372426772. The cubic root of 2386980774 is about 1336.4405373514.

The spelling of 2386980774 in words is "two billion, three hundred eighty-six million, nine hundred eighty thousand, seven hundred seventy-four".

Divisors: 1 2 3 6 9 18 132610043 265220086 397830129 795660258 1193490387 2386980774