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1830146 = 24871879
BaseRepresentation
bin110111110110100000010
310102222111012
412332310002
5432031041
6103120522
721361463
oct6766402
93388435
101830146
11104001a
12743142
134c1036
14358d6a
152623eb
hex1bed02

1830146 has 8 divisors (see below), whose sum is σ = 2752320. Its totient is φ = 912708.

The previous prime is 1830119. The next prime is 1830163. The reversal of 1830146 is 6410381.

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

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 3 ways as a sum of consecutive naturals, for example, 35 + ... + 1913.

It is an arithmetic number, because the mean of its divisors is an integer number (344040).

21830146 is an apocalyptic number.

1830146 is a deficient number, since it is larger than the sum of its proper divisors (922174).

1830146 is a wasteful number, since it uses less digits than its factorization.

1830146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2368.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1830146 is about 1352.8288879234. The cubic root of 1830146 is about 122.3193728341.

The spelling of 1830146 in words is "one million, eight hundred thirty thousand, one hundred forty-six".

Divisors: 1 2 487 974 1879 3758 915073 1830146