Search a number
-
+
23300234021 = 53499987943
BaseRepresentation
bin10101101100110011…
…010101101100100101
32020010211111112020102
4111230303111230211
5340204324442041
614412020513445
71453254502301
oct255463255445
966124445212
1023300234021
119977413759
12462324b885
13227433c62c
1411b0722d01
1591586809b
hex56ccd5b25

23300234021 has 8 divisors (see below), whose sum is σ = 23744880000. Its totient is φ = 22855774032.

The previous prime is 23300234011. The next prime is 23300234047. The reversal of 23300234021 is 12043200332.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23300234021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23300233984 and 23300234002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23300234011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220976 + ... + 308918.

It is an arithmetic number, because the mean of its divisors is an integer number (2968110000).

Almost surely, 223300234021 is an apocalyptic number.

It is an amenable number.

23300234021 is a deficient number, since it is larger than the sum of its proper divisors (444645979).

23300234021 is an equidigital number, since it uses as much as digits as its factorization.

23300234021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92995.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 23300234021 its reverse (12043200332), we get a palindrome (35343434353).

The spelling of 23300234021 in words is "twenty-three billion, three hundred million, two hundred thirty-four thousand, twenty-one".

Divisors: 1 53 4999 87943 264947 4660979 439627057 23300234021