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2030130321 = 3676710107
BaseRepresentation
bin111100100000001…
…0101010010010001
312020111001022020220
41321000111102101
513124203132241
6533240423253
7101210552202
oct17100252221
95214038226
102030130321
11951a56a5a
12487a77b29
1326479675b
1415389d5a9
15bd365166
hex79015491

2030130321 has 4 divisors (see below), whose sum is σ = 2706840432. Its totient is φ = 1353420212.

The previous prime is 2030130301. The next prime is 2030130329. The reversal of 2030130321 is 1230310302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2030130321 - 217 = 2029999249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2030130321.

It is not an unprimeable number, because it can be changed into a prime (2030130329) 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, 338355051 + ... + 338355056.

It is an arithmetic number, because the mean of its divisors is an integer number (676710108).

Almost surely, 22030130321 is an apocalyptic number.

It is an amenable number.

2030130321 is a deficient number, since it is larger than the sum of its proper divisors (676710111).

2030130321 is an equidigital number, since it uses as much as digits as its factorization.

2030130321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676710110.

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

The square root of 2030130321 is about 45056.9675078117. The cubic root of 2030130321 is about 1266.2165118395.

Adding to 2030130321 its reverse (1230310302), we get a palindrome (3260440623).

The spelling of 2030130321 in words is "two billion, thirty million, one hundred thirty thousand, three hundred twenty-one".

Divisors: 1 3 676710107 2030130321