Search a number
-
+
10220031113 = 31329678423
BaseRepresentation
bin10011000010010100…
…10100110010001001
3222101020210101001212
421201022110302021
5131412311443423
64410042422505
7511155555035
oct114112246211
928336711055
1010220031113
114374a39706
121b92801a35
13c6b4690b6
146cd47b1c5
153ec372578
hex261294c89

10220031113 has 4 divisors (see below), whose sum is σ = 10549709568. Its totient is φ = 9890352660.

The previous prime is 10220031103. The next prime is 10220031131. The reversal of 10220031113 is 31113002201.

10220031113 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10220031113 - 28 = 10220030857 is a prime.

It is a super-4 number, since 4×102200311134 (a number of 41 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10220031103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164839181 + ... + 164839242.

It is an arithmetic number, because the mean of its divisors is an integer number (2637427392).

Almost surely, 210220031113 is an apocalyptic number.

It is an amenable number.

10220031113 is a deficient number, since it is larger than the sum of its proper divisors (329678455).

10220031113 is an equidigital number, since it uses as much as digits as its factorization.

10220031113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329678454.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 10220031113 its reverse (31113002201), we get a palindrome (41333033314).

The spelling of 10220031113 in words is "ten billion, two hundred twenty million, thirty-one thousand, one hundred thirteen".

Divisors: 1 31 329678423 10220031113