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830415001 = 1363878077
BaseRepresentation
bin110001011111110…
…010000010011001
32010212120110020011
4301133302002121
53200041240001
6214222401521
726402260663
oct6137620231
92125513204
10830415001
11396825099
121b21302a1
13103071a30
147c405533
154cd83d51
hex317f2099

830415001 has 4 divisors (see below), whose sum is σ = 894293092. Its totient is φ = 766536912.

The previous prime is 830414999. The next prime is 830415037. The reversal of 830415001 is 100514038.

830415001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 359481600 + 470933401 = 18960^2 + 21701^2 .

It is a cyclic number.

It is not a de Polignac number, because 830415001 - 21 = 830414999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (830415041) 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, 31939026 + ... + 31939051.

It is an arithmetic number, because the mean of its divisors is an integer number (223573273).

Almost surely, 2830415001 is an apocalyptic number.

It is an amenable number.

830415001 is a deficient number, since it is larger than the sum of its proper divisors (63878091).

830415001 is a wasteful number, since it uses less digits than its factorization.

830415001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63878090.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 830415001 is about 28816.9221291935. The cubic root of 830415001 is about 939.9362417144.

Adding to 830415001 its reverse (100514038), we get a palindrome (930929039).

The spelling of 830415001 in words is "eight hundred thirty million, four hundred fifteen thousand, one".

Divisors: 1 13 63878077 830415001