Base | Representation |
---|---|
bin | 11100001000001011… |
… | …100001110111100111 |
3 | 2212221211102010112010 |
4 | 130020023201313213 |
5 | 443323203323421 |
6 | 21512525525303 |
7 | 2116301600346 |
oct | 341013416747 |
9 | 85854363463 |
10 | 30202011111 |
11 | 1189927aa68 |
12 | 5a2a713833 |
13 | 2b041a48bc |
14 | 16671d1b5d |
15 | bbb72e076 |
hex | 7082e1de7 |
30202011111 has 32 divisors (see below), whose sum is σ = 41871441600. Its totient is φ = 19341020160.
The previous prime is 30202011109. The next prime is 30202011131. The reversal of 30202011111 is 11111020203.
It is not a de Polignac number, because 30202011111 - 21 = 30202011109 is a prime.
It is a super-3 number, since 3×302020111113 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30202011131) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22862331 + ... + 22863651.
It is an arithmetic number, because the mean of its divisors is an integer number (1308482550).
Almost surely, 230202011111 is an apocalyptic number.
30202011111 is a deficient number, since it is larger than the sum of its proper divisors (11669430489).
30202011111 is a wasteful number, since it uses less digits than its factorization.
30202011111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2499.
The product of its (nonzero) digits is 12, while the sum is 12.
Adding to 30202011111 its reverse (11111020203), we get a palindrome (41313031314).
The spelling of 30202011111 in words is "thirty billion, two hundred two million, eleven thousand, one hundred eleven".
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