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830478314 = 21912239749
BaseRepresentation
bin110001100000000…
…001011111101010
32010212200200002002
4301200001133222
53200100301224
6214224011002
726402643401
oct6140013752
92125620062
10830478314
11396868716
121b2160a62
131030947b3
147c420638
154cd979ae
hex318017ea

830478314 has 16 divisors (see below), whose sum is σ = 1257984000. Its totient is φ = 411170640.

The previous prime is 830478293. The next prime is 830478349. The reversal of 830478314 is 413874038.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 80312 + ... + 90060.

It is an arithmetic number, because the mean of its divisors is an integer number (78624000).

Almost surely, 2830478314 is an apocalyptic number.

830478314 is a deficient number, since it is larger than the sum of its proper divisors (427505686).

830478314 is a wasteful number, since it uses less digits than its factorization.

830478314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10165.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 830478314 is about 28818.0206468106. The cubic root of 830478314 is about 939.9601288355.

The spelling of 830478314 in words is "eight hundred thirty million, four hundred seventy-eight thousand, three hundred fourteen".

Divisors: 1 2 191 223 382 446 9749 19498 42593 85186 1862059 2174027 3724118 4348054 415239157 830478314