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30011103323 = 171765359019
BaseRepresentation
bin11011111100110011…
…010001100001011011
32212110112012000021022
4123330303101201123
5442430320301243
621441550033055
72111463112025
oct337463214133
985415160238
1030011103323
1111800538133
1259967a878b
132aa3781c06
141649ad9015
15ba9abdb68
hex6fccd185b

30011103323 has 4 divisors (see below), whose sum is σ = 31776462360. Its totient is φ = 28245744288.

The previous prime is 30011103313. The next prime is 30011103329. The reversal of 30011103323 is 32330111003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32330111003 = 102131665143.

It is a cyclic number.

It is not a de Polignac number, because 30011103323 - 216 = 30011037787 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 1765359019 = 30011103323 / (3 + 0 + 0 + 1 + 1 + 1 + 0 + 3 + 3 + 2 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30011103329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 882679493 + ... + 882679526.

It is an arithmetic number, because the mean of its divisors is an integer number (7944115590).

Almost surely, 230011103323 is an apocalyptic number.

30011103323 is a deficient number, since it is larger than the sum of its proper divisors (1765359037).

30011103323 is a wasteful number, since it uses less digits than its factorization.

30011103323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1765359036.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 30011103323 its reverse (32330111003), we get a palindrome (62341214326).

The spelling of 30011103323 in words is "thirty billion, eleven million, one hundred three thousand, three hundred twenty-three".

Divisors: 1 17 1765359019 30011103323