Search a number
-
+
2130200233 = 7304314319
BaseRepresentation
bin111111011111000…
…0100011010101001
312111110100101100221
41332332010122221
513330312401413
6551213330041
7103534255210
oct17676043251
95443311327
102130200233
119a3495a67
124b5496921
1327c433015
14162cac077
15c703068d
hex7ef846a9

2130200233 has 4 divisors (see below), whose sum is σ = 2434514560. Its totient is φ = 1825885908.

The previous prime is 2130200231. The next prime is 2130200239. The reversal of 2130200233 is 3320020312.

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 not a de Polignac number, because 2130200233 - 21 = 2130200231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2130200231) 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, 152157153 + ... + 152157166.

It is an arithmetic number, because the mean of its divisors is an integer number (608628640).

Almost surely, 22130200233 is an apocalyptic number.

It is an amenable number.

2130200233 is a deficient number, since it is larger than the sum of its proper divisors (304314327).

2130200233 is an equidigital number, since it uses as much as digits as its factorization.

2130200233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304314326.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 2130200233 is about 46154.0922671002. The cubic root of 2130200233 is about 1286.6886675597.

Adding to 2130200233 its reverse (3320020312), we get a palindrome (5450220545).

The spelling of 2130200233 in words is "two billion, one hundred thirty million, two hundred thousand, two hundred thirty-three".

Divisors: 1 7 304314319 2130200233