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38108000 = 255371361
BaseRepresentation
bin1001000101011…
…1101101100000
32122201002100102
42101113231200
534223424000
63440441532
7641625020
oct221275540
978632312
1038108000
111a569117
12109192a8
137b83618
1450bda80
15352b3d5
hex2457b60

38108000 has 96 divisors (see below), whose sum is σ = 107085888. Its totient is φ = 13056000.

The previous prime is 38107997. The next prime is 38108003. The reversal of 38108000 is 80183.

It is an interprime number because it is at equal distance from previous prime (38107997) and next prime (38108003).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38108003) 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, 27320 + ... + 28680.

It is an arithmetic number, because the mean of its divisors is an integer number (1115478).

Almost surely, 238108000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38108000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53542944).

38108000 is an abundant number, since it is smaller than the sum of its proper divisors (68977888).

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

38108000 is a wasteful number, since it uses less digits than its factorization.

38108000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393 (or 1375 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 38108000 is about 6173.1677443595. The cubic root of 38108000 is about 336.5157423491.

Adding to 38108000 its reverse (80183), we get a palindrome (38188183).

The spelling of 38108000 in words is "thirty-eight million, one hundred eight thousand".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 80 100 112 125 140 160 175 200 224 250 280 350 400 500 560 700 800 875 1000 1120 1361 1400 1750 2000 2722 2800 3500 4000 5444 5600 6805 7000 9527 10888 13610 14000 19054 21776 27220 28000 34025 38108 43552 47635 54440 68050 76216 95270 108880 136100 152432 170125 190540 217760 238175 272200 304864 340250 381080 476350 544400 680500 762160 952700 1088800 1190875 1361000 1524320 1905400 2381750 2722000 3810800 4763500 5444000 7621600 9527000 19054000 38108000