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3950080 = 2951543
BaseRepresentation
bin1111000100011000000000
321102200111021
433010120000
52002400310
6220355224
745401161
oct17043000
97380437
103950080
112258832
1213a5b14
13a83c34
1474b768
155305da
hex3c4600

3950080 has 40 divisors (see below), whose sum is σ = 9477072. Its totient is φ = 1579008.

The previous prime is 3950041. The next prime is 3950099. The reversal of 3950080 is 800593.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1789 + ... + 3331.

Almost surely, 23950080 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 3950080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4738536).

3950080 is an abundant number, since it is smaller than the sum of its proper divisors (5526992).

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

3950080 is an equidigital number, since it uses as much as digits as its factorization.

3950080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1566 (or 1550 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 3950080 is about 1987.4808175175. The cubic root of 3950080 is about 158.0769800600.

The spelling of 3950080 in words is "three million, nine hundred fifty thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1280 1543 2560 3086 6172 7715 12344 15430 24688 30860 49376 61720 98752 123440 197504 246880 395008 493760 790016 987520 1975040 3950080