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3100113223 = 10499295277
BaseRepresentation
bin1011100011000111…
…1111100101000111
322000001102001212021
42320301333211013
522322112110343
61231342104011
7136552345654
oct27061774507
98001361767
103100113223
111350a29a49
1272627b007
133a536772c
14215a26c2b
1513226c0ed
hexb8c7f947

3100113223 has 4 divisors (see below), whose sum is σ = 3100419000. Its totient is φ = 3099807448.

The previous prime is 3100113199. The next prime is 3100113227. The reversal of 3100113223 is 3223110013.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3100113223 - 29 = 3100112711 is a prime.

It is a super-2 number, since 2×31001132232 = 19221403990838895458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3100113197 and 3100113206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3100113227) 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 3 ways as a sum of consecutive naturals, for example, 137140 + ... + 158137.

It is an arithmetic number, because the mean of its divisors is an integer number (775104750).

Almost surely, 23100113223 is an apocalyptic number.

3100113223 is a deficient number, since it is larger than the sum of its proper divisors (305777).

3100113223 is a wasteful number, since it uses less digits than its factorization.

3100113223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305776.

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

The square root of 3100113223 is about 55678.6603915719. The cubic root of 3100113223 is about 1458.1174872693.

Adding to 3100113223 its reverse (3223110013), we get a palindrome (6323223236).

The spelling of 3100113223 in words is "three billion, one hundred million, one hundred thirteen thousand, two hundred twenty-three".

Divisors: 1 10499 295277 3100113223