Search a number
-
+
830148301 = 1789548677
BaseRepresentation
bin110001011110110…
…000111011001101
32010212001220101101
4301132300323031
53200004221201
6214212543101
726400100303
oct6136607315
92125056341
10830148301
11396662784
121b2021a91
13102caa518
147c376273
154cd2ed01
hex317b0ecd

830148301 has 8 divisors (see below), whose sum is σ = 888858360. Its totient is φ = 772535808.

The previous prime is 830148299. The next prime is 830148313. The reversal of 830148301 is 103841038.

It can be written as a sum of positive squares in 4 ways, for example, as 2205225 + 827943076 = 1485^2 + 28774^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 830148301 - 21 = 830148299 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 830148301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830148001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272826 + ... + 275851.

It is an arithmetic number, because the mean of its divisors is an integer number (111107295).

Almost surely, 2830148301 is an apocalyptic number.

It is an amenable number.

830148301 is a deficient number, since it is larger than the sum of its proper divisors (58710059).

830148301 is a wasteful number, since it uses less digits than its factorization.

830148301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548783.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 830148301 is about 28812.2942682460. The cubic root of 830148301 is about 939.8356061540.

Adding to 830148301 its reverse (103841038), we get a palindrome (933989339).

The spelling of 830148301 in words is "eight hundred thirty million, one hundred forty-eight thousand, three hundred one".

Divisors: 1 17 89 1513 548677 9327509 48832253 830148301