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3085140 = 223551419
BaseRepresentation
bin1011110001001101010100
312210202000110
423301031110
51242211030
6150043020
735136402
oct13611524
95722013
103085140
111817a03
121049470
13840336
145a4472
1540e1b0
hex2f1354

3085140 has 24 divisors (see below), whose sum is σ = 8638560. Its totient is φ = 822688.

The previous prime is 3085139. The next prime is 3085189. The reversal of 3085140 is 415803.

3085140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25650 + ... + 25769.

It is an arithmetic number, because the mean of its divisors is an integer number (359940).

Almost surely, 23085140 is an apocalyptic number.

3085140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3085140 is an abundant number, since it is smaller than the sum of its proper divisors (5553420).

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

3085140 is a wasteful number, since it uses less digits than its factorization.

3085140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51431 (or 51429 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 3085140 is about 1756.4566604389. The cubic root of 3085140 is about 145.5766179294.

The spelling of 3085140 in words is "three million, eighty-five thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 51419 102838 154257 205676 257095 308514 514190 617028 771285 1028380 1542570 3085140