Base | Representation |
---|---|
bin | 110100001100111011… |
… | …1011011101010001111 |
3 | 101201100122210002201121 |
4 | 1220121313123222033 |
5 | 3314041344030221 |
6 | 123255514421411 |
7 | 11046006503212 |
oct | 1503167335217 |
9 | 351318702647 |
10 | 112103111311 |
11 | 435a7313834 |
12 | 19887131867 |
13 | a757136c79 |
14 | 55d663d779 |
15 | 2db1a76a41 |
hex | 1a19ddba8f |
112103111311 has 4 divisors (see below), whose sum is σ = 112104296224. Its totient is φ = 112101926400.
The previous prime is 112103111297. The next prime is 112103111359. The reversal of 112103111311 is 113111301211.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113111301211 = 43 ⋅2630495377.
It is a cyclic number.
It is not a de Polignac number, because 112103111311 - 235 = 77743372943 is a prime.
It is a super-2 number, since 2×1121031113112 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112103111711) 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, 436935 + ... + 644296.
It is an arithmetic number, because the mean of its divisors is an integer number (28026074056).
Almost surely, 2112103111311 is an apocalyptic number.
112103111311 is a deficient number, since it is larger than the sum of its proper divisors (1184913).
112103111311 is a wasteful number, since it uses less digits than its factorization.
112103111311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1184912.
The product of its (nonzero) digits is 18, while the sum is 16.
Adding to 112103111311 its reverse (113111301211), we get a palindrome (225214412522).
The spelling of 112103111311 in words is "one hundred twelve billion, one hundred three million, one hundred eleven thousand, three hundred eleven".
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