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3850091 = 74312791
BaseRepresentation
bin1110101011111101101011
321020121022222
432223331223
51441200331
6214304255
744503520
oct16537553
97217288
103850091
11219a6a3
12135808b
13a4a57b
14723147
15510b7b
hex3abf6b

3850091 has 8 divisors (see below), whose sum is σ = 4502784. Its totient is φ = 3223080.

The previous prime is 3850081. The next prime is 3850129. The reversal of 3850091 is 1900583.

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

It is not a de Polignac number, because 3850091 - 214 = 3833707 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 3850091.

It is not an unprimeable number, because it can be changed into a prime (3850061) 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, 6095 + ... + 6696.

It is an arithmetic number, because the mean of its divisors is an integer number (562848).

Almost surely, 23850091 is an apocalyptic number.

3850091 is a deficient number, since it is larger than the sum of its proper divisors (652693).

3850091 is a wasteful number, since it uses less digits than its factorization.

3850091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12841.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 3850091 is about 1962.1648758450. The cubic root of 3850091 is about 156.7317555609.

The spelling of 3850091 in words is "three million, eight hundred fifty thousand, ninety-one".

Divisors: 1 7 43 301 12791 89537 550013 3850091