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828120196 = 221631270123
BaseRepresentation
bin110001010111000…
…001110010000100
32010201020212100101
4301113001302010
53143444321241
6214101253444
726343622411
oct6127016204
92121225311
10828120196
113954a7a62
121b1404284
1310274a367
147bda9108
154ca7de31
hex315c1c84

828120196 has 12 divisors (see below), whose sum is σ = 1458102352. Its totient is φ = 411519528.

The previous prime is 828120193. The next prime is 828120211. The reversal of 828120196 is 691021828.

It is not an unprimeable number, because it can be changed into a prime (828120191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 634410 + ... + 635713.

Almost surely, 2828120196 is an apocalyptic number.

It is an amenable number.

828120196 is a deficient number, since it is larger than the sum of its proper divisors (629982156).

828120196 is a wasteful number, since it uses less digits than its factorization.

828120196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270290 (or 1270288 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 828120196 is about 28777.0776139621. The cubic root of 828120196 is about 939.0696226829.

The spelling of 828120196 in words is "eight hundred twenty-eight million, one hundred twenty thousand, one hundred ninety-six".

Divisors: 1 2 4 163 326 652 1270123 2540246 5080492 207030049 414060098 828120196