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5538838386 = 2331263113227
BaseRepresentation
bin1010010100010001…
…11111011101110010
3112022000022010212110
411022020333131302
542320420312021
62313340310150
7254154230604
oct51210773562
915260263773
105538838386
112392591294
1210a6b42356
136a3691883
143a7887174
152263e2476
hex14a23f772

5538838386 has 32 divisors (see below), whose sum is σ = 11478601728. Its totient is φ = 1779912720.

The previous prime is 5538838381. The next prime is 5538838387. The reversal of 5538838386 is 6838388355.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5538838381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7696 + ... + 105531.

It is an arithmetic number, because the mean of its divisors is an integer number (358706304).

Almost surely, 25538838386 is an apocalyptic number.

5538838386 is an abundant number, since it is smaller than the sum of its proper divisors (5939763342).

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

5538838386 is a wasteful number, since it uses less digits than its factorization.

5538838386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113526.

The product of its digits is 16588800, while the sum is 57.

The square root of 5538838386 is about 74423.3725787807. The cubic root of 5538838386 is about 1769.3193661242.

The spelling of 5538838386 in words is "five billion, five hundred thirty-eight million, eight hundred thirty-eight thousand, three hundred eighty-six".

Divisors: 1 2 3 6 31 62 93 186 263 526 789 1578 8153 16306 24459 48918 113227 226454 339681 679362 3510037 7020074 10530111 21060222 29778701 59557402 89336103 178672206 923139731 1846279462 2769419193 5538838386