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3808480 = 255131831
BaseRepresentation
bin1110100001110011100000
321011111020211
432201303200
51433332410
6213343504
744241304
oct16416340
97144224
103808480
112171405
121337b94
13a34650
14711d04
1550368a
hex3a1ce0

3808480 has 48 divisors (see below), whose sum is σ = 9694944. Its totient is φ = 1405440.

The previous prime is 3808477. The next prime is 3808487. The reversal of 3808480 is 848083.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3808487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1165 + ... + 2995.

It is an arithmetic number, because the mean of its divisors is an integer number (201978).

Almost surely, 23808480 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 3808480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4847472).

3808480 is an abundant number, since it is smaller than the sum of its proper divisors (5886464).

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

3808480 is a wasteful number, since it uses less digits than its factorization.

3808480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1859 (or 1851 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 3808480 is about 1951.5327309579. The cubic root of 3808480 is about 156.1650674417.

The spelling of 3808480 in words is "three million, eight hundred eight thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 208 260 416 520 1040 1831 2080 3662 7324 9155 14648 18310 23803 29296 36620 47606 58592 73240 95212 119015 146480 190424 238030 292960 380848 476060 761696 952120 1904240 3808480