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130320301 = 1131153277
BaseRepresentation
bin1111100010010…
…00011110101101
3100002012221211211
413301020132231
5231330222201
620533114421
73141463366
oct761103655
9302187754
10130320301
1167620631
1237788a11
1320ccb507
1413444b6d
15b693651
hex7c487ad

130320301 has 4 divisors (see below), whose sum is σ = 131473692. Its totient is φ = 129166912.

The previous prime is 130320299. The next prime is 130320319. The reversal of 130320301 is 103023031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 103023031 = 791304089.

It can be written as a sum of positive squares in 2 ways, for example, as 53670276 + 76650025 = 7326^2 + 8755^2 .

It is a cyclic number.

It is not a de Polignac number, because 130320301 - 21 = 130320299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130320371) 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, 576526 + ... + 576751.

It is an arithmetic number, because the mean of its divisors is an integer number (32868423).

Almost surely, 2130320301 is an apocalyptic number.

It is an amenable number.

130320301 is a deficient number, since it is larger than the sum of its proper divisors (1153391).

130320301 is a wasteful number, since it uses less digits than its factorization.

130320301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153390.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 130320301 is about 11415.7917377640. The cubic root of 130320301 is about 506.9954068004.

Adding to 130320301 its reverse (103023031), we get a palindrome (233343332).

The spelling of 130320301 in words is "one hundred thirty million, three hundred twenty thousand, three hundred one".

Divisors: 1 113 1153277 130320301