Base | Representation |
---|---|
bin | 10010110100001100… |
… | …101101111100110000 |
3 | 1221010222200220211001 |
4 | 102310030231330300 |
5 | 312333443231000 |
6 | 13140422331344 |
7 | 1313436351004 |
oct | 226414557460 |
9 | 57128626731 |
10 | 20203102000 |
11 | 8628140614 |
12 | 3ab9b89b54 |
13 | 1b9c7a9b33 |
14 | d99274704 |
15 | 7d39d946a |
hex | 4b432df30 |
20203102000 has 40 divisors (see below), whose sum is σ = 48851105472. Its totient is φ = 8081240000.
The previous prime is 20203101979. The next prime is 20203102009. The reversal of 20203102000 is 20130202.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (20203102009) 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, 5048776 + ... + 5052775.
Almost surely, 220203102000 is an apocalyptic number.
20203102000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20203102000 is an abundant number, since it is smaller than the sum of its proper divisors (28648003472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20203102000 is a wasteful number, since it uses less digits than its factorization.
20203102000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10101574 (or 10101558 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 10.
Adding to 20203102000 its reverse (20130202), we get a palindrome (20223232202).
The spelling of 20203102000 in words is "twenty billion, two hundred three million, one hundred two thousand".
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