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38086589660 = 225735551981
BaseRepresentation
bin100011011110001000…
…110011110011011100
310122022022122012221212
4203132020303303130
51111000131332120
625255143443552
72515551446000
oct433610636334
9118268565855
1038086589660
1115174983589
12746b1565b8
13378c834ab2
141bb4412700
15ecda2a6c5
hex8de233cdc

38086589660 has 48 divisors (see below), whose sum is σ = 93273297600. Its totient is φ = 13058256960.

The previous prime is 38086589657. The next prime is 38086589701. The reversal of 38086589660 is 6698568083.

It is a self number, because there is not a number n which added to its sum of digits gives 38086589660.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2769131 + ... + 2782850.

It is an arithmetic number, because the mean of its divisors is an integer number (1943193700).

Almost surely, 238086589660 is an apocalyptic number.

It is an amenable number.

38086589660 is an abundant number, since it is smaller than the sum of its proper divisors (55186707940).

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

38086589660 is a wasteful number, since it uses less digits than its factorization.

38086589660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5552011 (or 5551995 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 59.

The spelling of 38086589660 in words is "thirty-eight billion, eighty-six million, five hundred eighty-nine thousand, six hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 343 490 686 980 1372 1715 3430 6860 5551981 11103962 22207924 27759905 38863867 55519810 77727734 111039620 155455468 194319335 272047069 388638670 544094138 777277340 1088188276 1360235345 1904329483 2720470690 3808658966 5440941380 7617317932 9521647415 19043294830 38086589660