Base | Representation |
---|---|
bin | 1101110010001100100001… |
… | …01010101101001101101111 |
3 | 10222022210121012001011202021 |
4 | 12321012100222231031233 |
5 | 12433112444344302343 |
6 | 144245051252411011 |
7 | 6245653620022651 |
oct | 671062052551557 |
9 | 128283535034667 |
10 | 30312011322223 |
11 | 9727285182534 |
12 | 3496807316a67 |
13 | 13bb544867cc7 |
14 | 76b1758166d1 |
15 | 378741be30ed |
hex | 1b9190aad36f |
30312011322223 has 4 divisors (see below), whose sum is σ = 30334088535048. Its totient is φ = 30289934109400.
The previous prime is 30312011322193. The next prime is 30312011322233. The reversal of 30312011322223 is 32222311021303.
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 30312011322223 - 213 = 30312011314031 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 (30312011322233) 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, 11038604353 + ... + 11038607098.
It is an arithmetic number, because the mean of its divisors is an integer number (7583522133762).
Almost surely, 230312011322223 is an apocalyptic number.
30312011322223 is a deficient number, since it is larger than the sum of its proper divisors (22077212825).
30312011322223 is a wasteful number, since it uses less digits than its factorization.
30312011322223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22077212824.
The product of its (nonzero) digits is 2592, while the sum is 25.
Adding to 30312011322223 its reverse (32222311021303), we get a palindrome (62534322343526).
The spelling of 30312011322223 in words is "thirty trillion, three hundred twelve billion, eleven million, three hundred twenty-two thousand, two hundred twenty-three".
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