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3880245 = 351671549
BaseRepresentation
bin1110110011010100110101
321022010200210
432303110311
51443131440
6215100033
744660445
oct16632465
97263623
103880245
112210316
121371619
13a5b205
14730125
15519a80
hex3b3535

3880245 has 16 divisors (see below), whose sum is σ = 6249600. Its totient is φ = 2055744.

The previous prime is 3880241. The next prime is 3880249. The reversal of 3880245 is 5420883.

It is an interprime number because it is at equal distance from previous prime (3880241) and next prime (3880249).

It is not a de Polignac number, because 3880245 - 22 = 3880241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3880241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1731 + ... + 3279.

It is an arithmetic number, because the mean of its divisors is an integer number (390600).

Almost surely, 23880245 is an apocalyptic number.

It is an amenable number.

3880245 is a deficient number, since it is larger than the sum of its proper divisors (2369355).

3880245 is a wasteful number, since it uses less digits than its factorization.

3880245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1724.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 3880245 is about 1969.8337493301. The cubic root of 3880245 is about 157.1398675149.

The spelling of 3880245 in words is "three million, eight hundred eighty thousand, two hundred forty-five".

Divisors: 1 3 5 15 167 501 835 1549 2505 4647 7745 23235 258683 776049 1293415 3880245