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3808340 = 2251723487
BaseRepresentation
bin1110100001110001010100
321011111001122
432201301110
51433331330
6213343112
744241014
oct16416124
97144048
103808340
112171298
121337a98
13a34573
14711c44
155035e5
hex3a1c54

3808340 has 48 divisors (see below), whose sum is σ = 8854272. Its totient is φ = 1368576.

The previous prime is 3808333. The next prime is 3808397. The reversal of 3808340 is 438083.

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, 7577 + ... + 8063.

It is an arithmetic number, because the mean of its divisors is an integer number (184464).

Almost surely, 23808340 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 3808340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4427136).

3808340 is an abundant number, since it is smaller than the sum of its proper divisors (5045932).

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

3808340 is a wasteful number, since it uses less digits than its factorization.

3808340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 3808340 is about 1951.4968613862. The cubic root of 3808340 is about 156.1631538719.

The spelling of 3808340 in words is "three million, eight hundred eight thousand, three hundred forty".

Divisors: 1 2 4 5 10 17 20 23 34 46 68 85 92 115 170 230 340 391 460 487 782 974 1564 1948 1955 2435 3910 4870 7820 8279 9740 11201 16558 22402 33116 41395 44804 56005 82790 112010 165580 190417 224020 380834 761668 952085 1904170 3808340