Base | Representation |
---|---|
bin | 110100001100111111… |
… | …1001000111000011001 |
3 | 101201100210120201222002 |
4 | 1220121333020320121 |
5 | 3314042403202140 |
6 | 123300030010345 |
7 | 11046032616131 |
oct | 1503177107031 |
9 | 351323521862 |
10 | 112105131545 |
11 | 435a8473650 |
12 | 198879469b5 |
13 | a757693684 |
14 | 55d6a07ac1 |
15 | 2db1d25415 |
hex | 1a19fc8e19 |
112105131545 has 16 divisors (see below), whose sum is σ = 146816203968. Its totient is φ = 81497451840.
The previous prime is 112105131521. The next prime is 112105131547. The reversal of 112105131545 is 545131501211.
It is a happy number.
It is not a de Polignac number, because 112105131545 - 228 = 111836696089 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (112105131547) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284159 + ... + 552228.
It is an arithmetic number, because the mean of its divisors is an integer number (9176012748).
Almost surely, 2112105131545 is an apocalyptic number.
It is an amenable number.
112105131545 is a deficient number, since it is larger than the sum of its proper divisors (34711072423).
112105131545 is a wasteful number, since it uses less digits than its factorization.
112105131545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 838840.
The product of its (nonzero) digits is 3000, while the sum is 29.
Adding to 112105131545 its reverse (545131501211), we get a palindrome (657236632756).
The spelling of 112105131545 in words is "one hundred twelve billion, one hundred five million, one hundred thirty-one thousand, five hundred forty-five".
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