Search a number
-
+
2102223013 = 111220315661
BaseRepresentation
bin111110101001101…
…0110000010100101
312102111200222211121
41331103112002211
513301132114023
6544333533541
7103044413032
oct17523260245
95374628747
102102223013
119897172a0
124a80442b1
132766b8957
1415d2a8389
15c4855d5d
hex7d4d60a5

2102223013 has 8 divisors (see below), whose sum is σ = 2293668576. Its totient is φ = 1910833200.

The previous prime is 2102222957. The next prime is 2102223029. The reversal of 2102223013 is 3103222012.

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 2102223013 - 29 = 2102222501 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 (2102223113) 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, 126403 + ... + 142063.

It is an arithmetic number, because the mean of its divisors is an integer number (286708572).

Almost surely, 22102223013 is an apocalyptic number.

It is an amenable number.

2102223013 is a deficient number, since it is larger than the sum of its proper divisors (191445563).

2102223013 is a wasteful number, since it uses less digits than its factorization.

2102223013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27875.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2102223013 is about 45850.0055943290. The cubic root of 2102223013 is about 1281.0308697846.

Adding to 2102223013 its reverse (3103222012), we get a palindrome (5205445025).

The spelling of 2102223013 in words is "two billion, one hundred two million, two hundred twenty-three thousand, thirteen".

Divisors: 1 11 12203 15661 134233 172271 191111183 2102223013