Search a number
-
+
23231103211 = 173271417773
BaseRepresentation
bin10101101000101011…
…101000000011101011
32012222000102022121001
4111220223220003223
5340034130300321
614401111055431
71451455055611
oct255053500353
965860368531
1023231103211
119941396758
124604071577
132262c16624
1411a54896b1
1590e75ec91
hex568ae80eb

23231103211 has 8 divisors (see below), whose sum is σ = 24605217504. Its totient is φ = 21857831040.

The previous prime is 23231103209. The next prime is 23231103229. The reversal of 23231103211 is 11230113232.

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 23231103211 - 21 = 23231103209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23231103251) 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, 153280 + ... + 264493.

It is an arithmetic number, because the mean of its divisors is an integer number (3075652188).

Almost surely, 223231103211 is an apocalyptic number.

23231103211 is a deficient number, since it is larger than the sum of its proper divisors (1374114293).

23231103211 is a wasteful number, since it uses less digits than its factorization.

23231103211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421061.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 23231103211 its reverse (11230113232), we get a palindrome (34461216443).

The spelling of 23231103211 in words is "twenty-three billion, two hundred thirty-one million, one hundred three thousand, two hundred eleven".

Divisors: 1 17 3271 55607 417773 7102141 1366535483 23231103211