Base | Representation |
---|---|
bin | 100110110011010… |
… | …1111010111101011 |
3 | 10100201221111210010 |
4 | 1031212233113223 |
5 | 10131303014011 |
6 | 333110223003 |
7 | 44156553444 |
oct | 11546572753 |
9 | 3321844703 |
10 | 1302001131 |
11 | 608a447a2 |
12 | 304054a63 |
13 | 179988a92 |
14 | c4cc22cb |
15 | 794881a6 |
hex | 4d9af5eb |
1302001131 has 16 divisors (see below), whose sum is σ = 1750417920. Its totient is φ = 860816160.
The previous prime is 1302001121. The next prime is 1302001153. The reversal of 1302001131 is 1311002031.
It is not a de Polignac number, because 1302001131 - 210 = 1302000107 is a prime.
It is a super-2 number, since 2×13020011312 = 3390413890250558322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1302001121) 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, 246286 + ... + 251516.
It is an arithmetic number, because the mean of its divisors is an integer number (109401120).
Almost surely, 21302001131 is an apocalyptic number.
1302001131 is a deficient number, since it is larger than the sum of its proper divisors (448416789).
1302001131 is a wasteful number, since it uses less digits than its factorization.
1302001131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5906.
The product of its (nonzero) digits is 18, while the sum is 12.
The square root of 1302001131 is about 36083.2527774312. The cubic root of 1302001131 is about 1091.9526011240.
Adding to 1302001131 its reverse (1311002031), we get a palindrome (2613003162).
The spelling of 1302001131 in words is "one billion, three hundred two million, one thousand, one hundred thirty-one".
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