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2130300231 = 35631261279
BaseRepresentation
bin111111011111001…
…1100110101000111
312111110112110112120
41332332130311013
513330324101411
6551215421023
7103535152563
oct17676346507
95443473476
102130300231
119a3554104
124b5524773
1327c4696a7
14162cd66a3
15c7050106
hex7ef9cd47

2130300231 has 8 divisors (see below), whose sum is σ = 2845447680. Its totient is φ = 1417676472.

The previous prime is 2130300229. The next prime is 2130300247. The reversal of 2130300231 is 1320030312.

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

It is not a de Polignac number, because 2130300231 - 21 = 2130300229 is a prime.

It is a super-2 number, since 2×21303002312 = 9076358148397306722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2130300231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130300131) 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, 628951 + ... + 632328.

It is an arithmetic number, because the mean of its divisors is an integer number (355680960).

Almost surely, 22130300231 is an apocalyptic number.

2130300231 is a deficient number, since it is larger than the sum of its proper divisors (715147449).

2130300231 is a wasteful number, since it uses less digits than its factorization.

2130300231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261845.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2130300231 is about 46155.1755602771. The cubic root of 2130300231 is about 1286.7088009221.

Adding to 2130300231 its reverse (1320030312), we get a palindrome (3450330543).

The spelling of 2130300231 in words is "two billion, one hundred thirty million, three hundred thousand, two hundred thirty-one".

Divisors: 1 3 563 1689 1261279 3783837 710100077 2130300231