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419303828 = 22191548827
BaseRepresentation
bin11000111111100…
…001000110010100
31002012222211201102
4120333201012110
51324320210303
6105335045232
713251011066
oct3077410624
91065884642
10419303828
111a5760199
12b8510818
1368b3cb98
143d98b736
1526c28288
hex18fe1194

419303828 has 12 divisors (see below), whose sum is σ = 737624832. Its totient is φ = 208553880.

The previous prime is 419303713. The next prime is 419303839. The reversal of 419303828 is 828303914.

It is a junction number, because it is equal to n+sod(n) for n = 419303791 and 419303800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273650 + ... + 275177.

It is an arithmetic number, because the mean of its divisors is an integer number (61468736).

Almost surely, 2419303828 is an apocalyptic number.

It is an amenable number.

419303828 is a deficient number, since it is larger than the sum of its proper divisors (318321004).

419303828 is a wasteful number, since it uses less digits than its factorization.

419303828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549022 (or 549020 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 419303828 is about 20476.9096301175. The cubic root of 419303828 is about 748.4732366189.

The spelling of 419303828 in words is "four hundred nineteen million, three hundred three thousand, eight hundred twenty-eight".

Divisors: 1 2 4 191 382 764 548827 1097654 2195308 104825957 209651914 419303828