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3809141 = 7571953
BaseRepresentation
bin1110100001111101110101
321011112011022
432201331311
51433343031
6213350525
744243240
oct16417565
97145138
103809141
112171956
121338445
13a34a3b
14712257
1550397b
hex3a1f75

3809141 has 8 divisors (see below), whose sum is σ = 4365504. Its totient is φ = 3255840.

The previous prime is 3809137. The next prime is 3809149. The reversal of 3809141 is 1419083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3809141 - 22 = 3809137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3809141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3809149) 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, 3521 + ... + 4473.

It is an arithmetic number, because the mean of its divisors is an integer number (545688).

Almost surely, 23809141 is an apocalyptic number.

It is an amenable number.

3809141 is a deficient number, since it is larger than the sum of its proper divisors (556363).

3809141 is an equidigital number, since it uses as much as digits as its factorization.

3809141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 3809141 is about 1951.7020776748. The cubic root of 3809141 is about 156.1741015917.

The spelling of 3809141 in words is "three million, eight hundred nine thousand, one hundred forty-one".

Divisors: 1 7 571 953 3997 6671 544163 3809141