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30110211213 = 310036737071
BaseRepresentation
bin11100000010101101…
…010101110010001101
32212201102200012201220
4130002231111302031
5443131203224323
621455450153553
72114105400225
oct340255256215
985642605656
1030110211213
111185147a385
125a03a228b9
132abb172634
141658d37085
15bb36490e3
hex702b55c8d

30110211213 has 4 divisors (see below), whose sum is σ = 40146948288. Its totient is φ = 20073474140.

The previous prime is 30110211199. The next prime is 30110211223. The reversal of 30110211213 is 31211201103.

It is a happy number.

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 30110211213 - 28 = 30110210957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30110211192 and 30110211201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30110211223) 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 3 ways as a sum of consecutive naturals, for example, 5018368533 + ... + 5018368538.

It is an arithmetic number, because the mean of its divisors is an integer number (10036737072).

Almost surely, 230110211213 is an apocalyptic number.

It is an amenable number.

30110211213 is a deficient number, since it is larger than the sum of its proper divisors (10036737075).

30110211213 is a wasteful number, since it uses less digits than its factorization.

30110211213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10036737074.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 30110211213 its reverse (31211201103), we get a palindrome (61321412316).

The spelling of 30110211213 in words is "thirty billion, one hundred ten million, two hundred eleven thousand, two hundred thirteen".

Divisors: 1 3 10036737071 30110211213