Search a number
-
+
830553301 = 2953540373
BaseRepresentation
bin110001100000010…
…011110011010101
32010212211110221101
4301200103303111
53200110201201
6214225350101
726403405124
oct6140236325
92125743841
10830553301
11396909a96
121b2198331
131030bc976
147c43dabb
154cdaed01
hex31813cd5

830553301 has 8 divisors (see below), whose sum is σ = 875405880. Its totient is φ = 786781632.

The previous prime is 830553293. The next prime is 830553323. The reversal of 830553301 is 103355038.

It can be written as a sum of positive squares in 4 ways, for example, as 21150801 + 809402500 = 4599^2 + 28450^2 .

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 830553301 - 23 = 830553293 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 830553301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830551301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268650 + ... + 271723.

It is an arithmetic number, because the mean of its divisors is an integer number (109425735).

Almost surely, 2830553301 is an apocalyptic number.

It is an amenable number.

830553301 is a deficient number, since it is larger than the sum of its proper divisors (44852579).

830553301 is a wasteful number, since it uses less digits than its factorization.

830553301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540455.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 830553301 is about 28819.3216609968. The cubic root of 830553301 is about 939.9884188252.

The spelling of 830553301 in words is "eight hundred thirty million, five hundred fifty-three thousand, three hundred one".

Divisors: 1 29 53 1537 540373 15670817 28639769 830553301