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230302003013 = 1748313172911
BaseRepresentation
bin1101011001111100010…
…0011010111101000101
3211000110010211221010022
43112133010122331011
512233124303044023
6253444351104525
722432045504055
oct3263704327505
9730403757108
10230302003013
11897415275a5
1238773812145
1318943133984
14b20a6a1565
155ecd8557c8
hex359f11af45

230302003013 has 4 divisors (see below), whose sum is σ = 230315193408. Its totient is φ = 230288812620.

The previous prime is 230302003003. The next prime is 230302003027. The reversal of 230302003013 is 310300203032.

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 230302003013 - 210 = 230302001989 is a prime.

It is a super-2 number, since 2×2303020030132 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230302002982 and 230302003000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230302003003) 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, 6568973 + ... + 6603938.

It is an arithmetic number, because the mean of its divisors is an integer number (57578798352).

Almost surely, 2230302003013 is an apocalyptic number.

It is an amenable number.

230302003013 is a deficient number, since it is larger than the sum of its proper divisors (13190395).

230302003013 is a wasteful number, since it uses less digits than its factorization.

230302003013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13190394.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 230302003013 its reverse (310300203032), we get a palindrome (540602206045).

The spelling of 230302003013 in words is "two hundred thirty billion, three hundred two million, three thousand, thirteen".

Divisors: 1 17483 13172911 230302003013