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38788340008 = 2311716208121
BaseRepresentation
bin100100000111111101…
…110001100100101000
310201010020002211110111
4210013331301210220
51113414303340013
625452532424104
72542132310245
oct440775614450
9121106084414
1038788340008
11154a5008a50
127626178034
133872037aa2
141c3d6c45cc
15102044673d
hex907f71928

38788340008 has 32 divisors (see below), whose sum is σ = 80457261120. Its totient is φ = 17382736000.

The previous prime is 38788339991. The next prime is 38788340027. The reversal of 38788340008 is 80004388783.

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 7 ways as a sum of consecutive naturals, for example, 3097813 + ... + 3110308.

It is an arithmetic number, because the mean of its divisors is an integer number (2514289410).

Almost surely, 238788340008 is an apocalyptic number.

It is an amenable number.

38788340008 is an abundant number, since it is smaller than the sum of its proper divisors (41668921112).

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

38788340008 is a wasteful number, since it uses less digits than its factorization.

38788340008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6208209 (or 6208205 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 49.

The spelling of 38788340008 in words is "thirty-eight billion, seven hundred eighty-eight million, three hundred forty thousand, eight".

Divisors: 1 2 4 8 11 22 44 71 88 142 284 568 781 1562 3124 6248 6208121 12416242 24832484 49664968 68289331 136578662 273157324 440776591 546314648 881553182 1763106364 3526212728 4848542501 9697085002 19394170004 38788340008