Base | Representation |
---|---|
bin | 1000010100110010… |
… | …1000100000011001 |
3 | 12202201221120112122 |
4 | 2011030220200121 |
5 | 14034034300434 |
6 | 1005424551025 |
7 | 106243323014 |
oct | 20514504031 |
9 | 5681846478 |
10 | 2234681369 |
11 | a47468208 |
12 | 524482475 |
13 | 297c8538b |
14 | 172b0837b |
15 | d12bcc2e |
hex | 85328819 |
2234681369 has 4 divisors (see below), whose sum is σ = 2234783796. Its totient is φ = 2234578944.
The previous prime is 2234681359. The next prime is 2234681401. The reversal of 2234681369 is 9631864322.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 392554969 + 1842126400 = 19813^2 + 42920^2 .
It is a cyclic number.
It is not a de Polignac number, because 2234681369 - 216 = 2234615833 is a prime.
It is a super-2 number, since 2×22346813692 = 9987601641911428322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2234681359) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3944 + ... + 66969.
It is an arithmetic number, because the mean of its divisors is an integer number (558695949).
Almost surely, 22234681369 is an apocalyptic number.
It is an amenable number.
2234681369 is a deficient number, since it is larger than the sum of its proper divisors (102427).
2234681369 is an equidigital number, since it uses as much as digits as its factorization.
2234681369 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 102426.
The product of its digits is 373248, while the sum is 44.
The square root of 2234681369 is about 47272.4165766888. The cubic root of 2234681369 is about 1307.3901322645.
The spelling of 2234681369 in words is "two billion, two hundred thirty-four million, six hundred eighty-one thousand, three hundred sixty-nine".
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