Base | Representation |
---|---|
bin | 1100010001010010010… |
… | …1111110011101110100 |
3 | 202011002221022111022000 |
4 | 3010110211332131310 |
5 | 11423204004201022 |
6 | 240501211535300 |
7 | 21141536026524 |
oct | 3042445763564 |
9 | 664087274260 |
10 | 210798897012 |
11 | 81443533380 |
12 | 34a3015a530 |
13 | 16b55694472 |
14 | a2ba3a3684 |
15 | 573b53c6ac |
hex | 311497e774 |
210798897012 has 48 divisors (see below), whose sum is σ = 596198904000. Its totient is φ = 63878453280.
The previous prime is 210798896983. The next prime is 210798897017.
210798897012 is nontrivially palindromic in base 10.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a self number, because there is not a number n which added to its sum of digits gives 210798897012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (210798897017) 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, 88718887 + ... + 88721262.
It is an arithmetic number, because the mean of its divisors is an integer number (12420810500).
Almost surely, 2210798897012 is an apocalyptic number.
210798897012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
210798897012 is an abundant number, since it is smaller than the sum of its proper divisors (385400006988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210798897012 is a wasteful number, since it uses less digits than its factorization.
210798897012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 177440173 (or 177440165 counting only the distinct ones).
The product of its (nonzero) digits is 1016064, while the sum is 54.
The spelling of 210798897012 in words is "two hundred ten billion, seven hundred ninety-eight million, eight hundred ninety-seven thousand, twelve".
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