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2230051031 = 13389440983
BaseRepresentation
bin1000010011101011…
…1110000011010111
312202102020022220122
42010322332003113
514031343113111
61005141422155
7106156056335
oct20472760327
95672208818
102230051031
11a4489538a
12522a0a95b
13297023930
14172260b55
15d0ba5cdb
hex84ebe0d7

2230051031 has 8 divisors (see below), whose sum is σ = 2407772640. Its totient is φ = 2053212192.

The previous prime is 2230051027. The next prime is 2230051051. The reversal of 2230051031 is 1301500322.

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

It is a cyclic number.

It is not a de Polignac number, because 2230051031 - 22 = 2230051027 is a prime.

It is a super-2 number, since 2×22300510312 = 9946255201728325922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230051001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215435 + ... + 225548.

It is an arithmetic number, because the mean of its divisors is an integer number (300971580).

Almost surely, 22230051031 is an apocalyptic number.

2230051031 is a deficient number, since it is larger than the sum of its proper divisors (177721609).

2230051031 is a wasteful number, since it uses less digits than its factorization.

2230051031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441385.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 2230051031 is about 47223.4161301361. The cubic root of 2230051031 is about 1306.4865218371.

Adding to 2230051031 its reverse (1301500322), we get a palindrome (3531551353).

The spelling of 2230051031 in words is "two billion, two hundred thirty million, fifty-one thousand, thirty-one".

Divisors: 1 13 389 5057 440983 5732779 171542387 2230051031