Base | Representation |
---|---|
bin | 111011100110101… |
… | …1001101111101111 |
3 | 12011101100122000022 |
4 | 1313031121233233 |
5 | 13044000031111 |
6 | 530242552355 |
7 | 100363510466 |
oct | 16715315757 |
9 | 5141318008 |
10 | 2000002031 |
11 | 936a49145 |
12 | 4799686bb |
13 | 25b478271 |
14 | 14d8999dd |
15 | ba8b32db |
hex | 77359bef |
2000002031 has 2 divisors, whose sum is σ = 2000002032. Its totient is φ = 2000002030.
The previous prime is 2000001973. The next prime is 2000002061. The reversal of 2000002031 is 1302000002.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2000002031 - 218 = 1999739887 is a prime.
It is a super-3 number, since 3×20000020313 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2000002061) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000001015 + 1000001016.
It is an arithmetic number, because the mean of its divisors is an integer number (1000001016).
Almost surely, 22000002031 is an apocalyptic number.
2000002031 is a deficient number, since it is larger than the sum of its proper divisors (1).
2000002031 is an equidigital number, since it uses as much as digits as its factorization.
2000002031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 12, while the sum is 8.
The square root of 2000002031 is about 44721.3822572603. The cubic root of 2000002031 is about 1259.9214763780.
Adding to 2000002031 its reverse (1302000002), we get a palindrome (3302002033).
The spelling of 2000002031 in words is "two billion, two thousand, thirty-one".
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