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830315199 = 3761316449
BaseRepresentation
bin110001011111011…
…001101010111111
32010212101101022210
4301133121222333
53200030041244
6214220311503
726401364010
oct6137315277
92125341283
10830315199
1139676710a
121b20a2593
1310303848c
147c3bb007
154cd644b9
hex317d9abf

830315199 has 16 divisors (see below), whose sum is σ = 1265644800. Its totient is φ = 474314880.

The previous prime is 830315179. The next prime is 830315209. The reversal of 830315199 is 991513038.

It is not a de Polignac number, because 830315199 - 219 = 829790911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830315159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125527 + ... + 131975.

It is an arithmetic number, because the mean of its divisors is an integer number (79102800).

Almost surely, 2830315199 is an apocalyptic number.

830315199 is a deficient number, since it is larger than the sum of its proper divisors (435329601).

830315199 is a wasteful number, since it uses less digits than its factorization.

830315199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12590.

The product of its (nonzero) digits is 29160, while the sum is 39.

The square root of 830315199 is about 28815.1904210262. The cubic root of 830315199 is about 939.8985853318.

The spelling of 830315199 in words is "eight hundred thirty million, three hundred fifteen thousand, one hundred ninety-nine".

Divisors: 1 3 7 21 6131 6449 18393 19347 42917 45143 128751 135429 39538819 118616457 276771733 830315199