Base | Representation |
---|---|
bin | 11010001100011100011… |
… | …100000101001000111000 |
3 | 20101002021212022021021101 |
4 | 122030130130011020320 |
5 | 213443020003421102 |
6 | 3454535013221144 |
7 | 244023242054512 |
oct | 32143434051070 |
9 | 6332255267241 |
10 | 1800068420152 |
11 | 63444a771772 |
12 | 250a473317b4 |
13 | 10099047c8c2 |
14 | 631a38dcbb2 |
15 | 31c55a70e87 |
hex | 1a31c705238 |
1800068420152 has 32 divisors (see below), whose sum is σ = 3573853293600. Its totient is φ = 847046447104.
The previous prime is 1800068420123. The next prime is 1800068420159. The reversal of 1800068420152 is 2510248600081.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1800068420159) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2320749 + ... + 2997667.
It is an arithmetic number, because the mean of its divisors is an integer number (111682915425).
Almost surely, 21800068420152 is an apocalyptic number.
It is an amenable number.
1800068420152 is a deficient number, since it is larger than the sum of its proper divisors (1773784873448).
1800068420152 is a wasteful number, since it uses less digits than its factorization.
1800068420152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 696495 (or 696491 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 37.
The spelling of 1800068420152 in words is "one trillion, eight hundred billion, sixty-eight million, four hundred twenty thousand, one hundred fifty-two".
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