Base | Representation |
---|---|
bin | 101011000010110… |
… | …0101110011010011 |
3 | 10201122201100112200 |
4 | 1112011211303103 |
5 | 10424220244011 |
6 | 355152254243 |
7 | 50535254022 |
oct | 12605456323 |
9 | 3648640480 |
10 | 1444306131 |
11 | 681300634 |
12 | 343841383 |
13 | 1a02c2318 |
14 | d9b668b9 |
15 | 86be7856 |
hex | 56165cd3 |
1444306131 has 6 divisors (see below), whose sum is σ = 2086219980. Its totient is φ = 962870748.
The previous prime is 1444306121. The next prime is 1444306133. The reversal of 1444306131 is 1316034441.
1444306131 is a `hidden beast` number, since 1 + 4 + 4 + 43 + 0 + 613 + 1 = 666.
It is not a de Polignac number, because 1444306131 - 218 = 1444043987 is a prime.
It is a super-2 number, since 2×14443061312 = 4172040400088378322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1444306095 and 1444306104.
It is not an unprimeable number, because it can be changed into a prime (1444306133) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80239221 + ... + 80239238.
It is an arithmetic number, because the mean of its divisors is an integer number (347703330).
Almost surely, 21444306131 is an apocalyptic number.
1444306131 is a deficient number, since it is larger than the sum of its proper divisors (641913849).
1444306131 is a wasteful number, since it uses less digits than its factorization.
1444306131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160478465 (or 160478462 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 1444306131 is about 38004.0278260081. The cubic root of 1444306131 is about 1130.3677324067.
The spelling of 1444306131 in words is "one billion, four hundred forty-four million, three hundred six thousand, one hundred thirty-one".
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