Base | Representation |
---|---|
bin | 1000001111001001… |
… | …1101111101111101 |
3 | 12201002110201212122 |
4 | 2003302131331331 |
5 | 14012011421440 |
6 | 1003222212325 |
7 | 105535401023 |
oct | 20362357575 |
9 | 5632421778 |
10 | 2211045245 |
11 | a35094022 |
12 | 5185840a5 |
13 | 2930cabc6 |
14 | 16d914713 |
15 | ce19e7b5 |
hex | 83c9df7d |
2211045245 has 32 divisors (see below), whose sum is σ = 2852703360. Its totient is φ = 1639249920.
The previous prime is 2211045241. The next prime is 2211045247. The reversal of 2211045245 is 5425401122.
It is not a de Polignac number, because 2211045245 - 22 = 2211045241 is a prime.
It is a super-2 number, since 2×22110452452 = 9777442150874220050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2211045241) 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, 2503574 + ... + 2504456.
It is an arithmetic number, because the mean of its divisors is an integer number (89146980).
Almost surely, 22211045245 is an apocalyptic number.
It is an amenable number.
2211045245 is a deficient number, since it is larger than the sum of its proper divisors (641658115).
2211045245 is a wasteful number, since it uses less digits than its factorization.
2211045245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1325.
The product of its (nonzero) digits is 3200, while the sum is 26.
The square root of 2211045245 is about 47021.7528916139. The cubic root of 2211045245 is about 1302.7643828022.
Adding to 2211045245 its reverse (5425401122), we get a palindrome (7636446367).
The spelling of 2211045245 in words is "two billion, two hundred eleven million, forty-five thousand, two hundred forty-five".
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