Base | Representation |
---|---|
bin | 111110111011000… |
… | …0000100100010111 |
3 | 12110010210122222111 |
4 | 1331312000210113 |
5 | 13310443410403 |
6 | 545300411451 |
7 | 103214561020 |
oct | 17566004427 |
9 | 5403718874 |
10 | 2111310103 |
11 | 993863591 |
12 | 4ab0a6b87 |
13 | 27854ab26 |
14 | 160591c47 |
15 | c554d56d |
hex | 7dd80917 |
2111310103 has 16 divisors (see below), whose sum is σ = 2473205760. Its totient is φ = 1764969696.
The previous prime is 2111310073. The next prime is 2111310109. The reversal of 2111310103 is 3010131112.
It is a de Polignac number, because none of the positive numbers 2k-2111310103 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 (2111310109) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32325 + ... + 72577.
It is an arithmetic number, because the mean of its divisors is an integer number (154575360).
Almost surely, 22111310103 is an apocalyptic number.
2111310103 is a deficient number, since it is larger than the sum of its proper divisors (361895657).
2111310103 is a wasteful number, since it uses less digits than its factorization.
2111310103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40446.
The product of its (nonzero) digits is 18, while the sum is 13.
The square root of 2111310103 is about 45948.9945809481. The cubic root of 2111310103 is about 1282.8740155019.
Adding to 2111310103 its reverse (3010131112), we get a palindrome (5121441215).
The spelling of 2111310103 in words is "two billion, one hundred eleven million, three hundred ten thousand, one hundred three".
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