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3890164000 = 25532813461
BaseRepresentation
bin1110011111011111…
…0011000100100000
3101001010000210210011
43213313303010200
530431340222000
61442003414304
7165254564002
oct34767630440
911033023704
103890164000
111716994878
12906984394
1349cc45bb8
1428c922372
1517b7cb2ba
hexe7df3120

3890164000 has 96 divisors (see below), whose sum is σ = 9594919152. Its totient is φ = 1550080000.

The previous prime is 3890163931. The next prime is 3890164001. The reversal of 3890164000 is 4610983.

It can be written as a sum of positive squares in 8 ways, for example, as 44675856 + 3845488144 = 6684^2 + 62012^2 .

It is not an unprimeable number, because it can be changed into a prime (3890164001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1122270 + ... + 1125730.

Almost surely, 23890164000 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 3890164000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4797459576).

3890164000 is an abundant number, since it is smaller than the sum of its proper divisors (5704755152).

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

3890164000 is a wasteful number, since it uses less digits than its factorization.

3890164000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3767 (or 3749 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 3890164000 is about 62371.1792416978. The cubic root of 3890164000 is about 1572.7365151529.

Adding to 3890164000 its reverse (4610983), we get a palindrome (3894774983).

The spelling of 3890164000 in words is "three billion, eight hundred ninety million, one hundred sixty-four thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 281 400 500 562 800 1000 1124 1405 2000 2248 2810 3461 4000 4496 5620 6922 7025 8992 11240 13844 14050 17305 22480 27688 28100 34610 35125 44960 55376 56200 69220 70250 86525 110752 112400 138440 140500 173050 224800 276880 281000 346100 432625 553760 562000 692200 865250 972541 1124000 1384400 1730500 1945082 2768800 3461000 3890164 4862705 6922000 7780328 9725410 13844000 15560656 19450820 24313525 31121312 38901640 48627050 77803280 97254100 121567625 155606560 194508200 243135250 389016400 486270500 778032800 972541000 1945082000 3890164000