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2030301013 = 13156177001
BaseRepresentation
bin111100100000011…
…1110111101010101
312020111100222101211
41321000332331111
513124224113023
6533244221421
7101212162636
oct17100767525
95214328354
102030301013
11952063224
12487b3a871
13264826360
1415390588d
15bd39aa0d
hex7903ef55

2030301013 has 4 divisors (see below), whose sum is σ = 2186478028. Its totient is φ = 1874124000.

The previous prime is 2030300983. The next prime is 2030301071. The reversal of 2030301013 is 3101030302.

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 642216964 + 1388084049 = 25342^2 + 37257^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2030301013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 156177001 = 2030301013 / (2 + 0 + 3 + 0 + 3 + 0 + 1 + 0 + 1 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2030300984 and 2030301002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030301913) 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, 78088488 + ... + 78088513.

It is an arithmetic number, because the mean of its divisors is an integer number (546619507).

Almost surely, 22030301013 is an apocalyptic number.

It is an amenable number.

2030301013 is a deficient number, since it is larger than the sum of its proper divisors (156177015).

2030301013 is a wasteful number, since it uses less digits than its factorization.

2030301013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156177014.

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

The square root of 2030301013 is about 45058.8616478490. The cubic root of 2030301013 is about 1266.2519983909.

Adding to 2030301013 its reverse (3101030302), we get a palindrome (5131331315).

The spelling of 2030301013 in words is "two billion, thirty million, three hundred one thousand, thirteen".

Divisors: 1 13 156177001 2030301013