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23300313131 = 31182639067
BaseRepresentation
bin10101101100110011…
…101001000000101011
32020010211122112202102
4111230303221000223
5340204340010011
614412022324015
71453255252034
oct255463510053
966124575672
1023300313131
119977468137
12462328960b
132274369644
1411b0743a8b
1591588173b
hex56cce902b

23300313131 has 8 divisors (see below), whose sum is σ = 23380641024. Its totient is φ = 23220020520.

The previous prime is 23300313109. The next prime is 23300313137. The reversal of 23300313131 is 13131300332.

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 23300313131 - 210 = 23300312107 is a prime.

It is a super-2 number, since 2×233003131312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23300313137) 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, 2565260 + ... + 2574326.

It is an arithmetic number, because the mean of its divisors is an integer number (2922580128).

Almost surely, 223300313131 is an apocalyptic number.

23300313131 is a deficient number, since it is larger than the sum of its proper divisors (80327893).

23300313131 is an equidigital number, since it uses as much as digits as its factorization.

23300313131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17641.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 23300313131 its reverse (13131300332), we get a palindrome (36431613463).

The spelling of 23300313131 in words is "twenty-three billion, three hundred million, three hundred thirteen thousand, one hundred thirty-one".

Divisors: 1 311 8263 9067 2569793 2819837 74920621 23300313131