Search a number
-
+
20023311301 = 728277101159
BaseRepresentation
bin10010101001011110…
…110111101111000101
31220200110101121100021
4102221132313233011
5312001431430201
613110521015141
71306124223610
oct225136675705
956613347307
1020023311301
118545701164
123a699244b1
131b7147a2c6
14d7d433177
157c2d22ea1
hex4a97b7bc5

20023311301 has 8 divisors (see below), whose sum is σ = 22884819840. Its totient is φ = 17162061648.

The previous prime is 20023311289. The next prime is 20023311337. The reversal of 20023311301 is 10311332002.

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 20023311301 - 211 = 20023309253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20023311601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147360 + ... + 248518.

It is an arithmetic number, because the mean of its divisors is an integer number (2860602480).

Almost surely, 220023311301 is an apocalyptic number.

It is an amenable number.

20023311301 is a deficient number, since it is larger than the sum of its proper divisors (2861508539).

20023311301 is a wasteful number, since it uses less digits than its factorization.

20023311301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129443.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 20023311301 its reverse (10311332002), we get a palindrome (30334643303).

The spelling of 20023311301 in words is "twenty billion, twenty-three million, three hundred eleven thousand, three hundred one".

Divisors: 1 7 28277 101159 197939 708113 2860473043 20023311301