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38861208060 = 22351934088779
BaseRepresentation
bin100100001100010011…
…101111100111111100
310201022022012220122020
4210030103233213330
51114041432124220
625504054320140
72544005550453
oct441423574774
9121268186566
1038861208060
1115532158884
127646659050
13388416bb8c
141c49251b9a
151026a3c040
hex90c4ef9fc

38861208060 has 48 divisors (see below), whose sum is σ = 114538300800. Its totient is φ = 9817568064.

The previous prime is 38861208049. The next prime is 38861208097. The reversal of 38861208060 is 6080216883.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17043250 + ... + 17045529.

It is an arithmetic number, because the mean of its divisors is an integer number (2386214600).

Almost surely, 238861208060 is an apocalyptic number.

38861208060 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38861208060 is an abundant number, since it is smaller than the sum of its proper divisors (75677092740).

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

38861208060 is a wasteful number, since it uses less digits than its factorization.

38861208060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34088810 (or 34088808 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The spelling of 38861208060 in words is "thirty-eight billion, eight hundred sixty-one million, two hundred eight thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 95 114 190 228 285 380 570 1140 34088779 68177558 102266337 136355116 170443895 204532674 340887790 409065348 511331685 647686801 681775580 1022663370 1295373602 1943060403 2045326740 2590747204 3238434005 3886120806 6476868010 7772241612 9715302015 12953736020 19430604030 38861208060