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830352706 = 21921150073
BaseRepresentation
bin110001011111100…
…010110101000010
32010212110021202221
4301133202311002
53200032241311
6214221201254
726401611241
oct6137426502
92125407687
10830352706
11396792307
121b210022a
1310304c581
147c3ca958
154cd70671
hex317e2d42

830352706 has 12 divisors (see below), whose sum is σ = 1314534582. Its totient is φ = 393324624.

The previous prime is 830352671. The next prime is 830352707. The reversal of 830352706 is 607253038.

830352706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 672624225 + 157728481 = 25935^2 + 12559^2 .

It is not an unprimeable number, because it can be changed into a prime (830352707) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 574315 + ... + 575758.

Almost surely, 2830352706 is an apocalyptic number.

830352706 is a deficient number, since it is larger than the sum of its proper divisors (484181876).

830352706 is a wasteful number, since it uses less digits than its factorization.

830352706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150113 (or 1150094 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 830352706 is about 28815.8412335993. The cubic root of 830352706 is about 939.9127374857.

It can be divided in two parts, 8303 and 52706, that added together give a square (61009 = 2472).

The spelling of 830352706 in words is "eight hundred thirty million, three hundred fifty-two thousand, seven hundred six".

Divisors: 1 2 19 38 361 722 1150073 2300146 21851387 43702774 415176353 830352706