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23300230131 = 324368278819
BaseRepresentation
bin10101101100110011…
…010100101111110011
32020010211111022220100
4111230303110233303
5340204324331011
614412020443443
71453254455043
oct255463245763
966124438810
1023300230131
119977410842
124623249583
13227433a929
1411b0721723
15915866d56
hex56ccd4bf3

23300230131 has 24 divisors (see below), whose sum is σ = 34447533120. Its totient is φ = 15168300336.

The previous prime is 23300230117. The next prime is 23300230147. The reversal of 23300230131 is 13103200332.

23300230131 is a `hidden beast` number, since 2 + 3 + 300 + 230 + 131 = 666.

It is not a de Polignac number, because 23300230131 - 210 = 23300229107 is a prime.

It is a super-2 number, since 2×233002301312 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23300235131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2637640 + ... + 2646458.

It is an arithmetic number, because the mean of its divisors is an integer number (1435313880).

Almost surely, 223300230131 is an apocalyptic number.

23300230131 is a deficient number, since it is larger than the sum of its proper divisors (11147302989).

23300230131 is a wasteful number, since it uses less digits than its factorization.

23300230131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15695 (or 15692 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 23300230131 its reverse (13103200332), we get a palindrome (36403430463).

The spelling of 23300230131 in words is "twenty-three billion, three hundred million, two hundred thirty thousand, one hundred thirty-one".

Divisors: 1 3 9 43 129 387 6827 8819 20481 26457 61443 79371 293561 379217 880683 1137651 2642049 3412953 60207313 180621939 541865817 2588914459 7766743377 23300230131