Base | Representation |
---|---|
bin | 101111100001111100… |
… | …1111111111000000010 |
3 | 100202110111121111012020 |
4 | 1133003321333320002 |
5 | 3133020134240040 |
6 | 114520223542310 |
7 | 10242262154643 |
oct | 1370371777002 |
9 | 322414544166 |
10 | 102071008770 |
11 | 3a3194726a5 |
12 | 1794745a996 |
13 | 98188b9813 |
14 | 4d241216ca |
15 | 29c5e76cd0 |
hex | 17c3e7fe02 |
102071008770 has 128 divisors (see below), whose sum is σ = 258488423424. Its totient is φ = 25768614144.
The previous prime is 102071008733. The next prime is 102071008801. The reversal of 102071008770 is 77800170201.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5665717 + ... + 5683703.
It is an arithmetic number, because the mean of its divisors is an integer number (2019440808).
Almost surely, 2102071008770 is an apocalyptic number.
102071008770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 102071008770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129244211712).
102071008770 is an abundant number, since it is smaller than the sum of its proper divisors (156417414654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102071008770 is a wasteful number, since it uses less digits than its factorization.
102071008770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18176.
The product of its (nonzero) digits is 5488, while the sum is 33.
Adding to 102071008770 its reverse (77800170201), we get a palindrome (179871178971).
The spelling of 102071008770 in words is "one hundred two billion, seventy-one million, eight thousand, seven hundred seventy".
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