Base | Representation |
---|---|
bin | 1001010001110101011111… |
… | …0010010001001001000000 |
3 | 1100010022012022201211101120 |
4 | 2110131113302101021000 |
5 | 2314122214122420300 |
6 | 33410424321232240 |
7 | 2102033366144313 |
oct | 224352762211100 |
9 | 40108168654346 |
10 | 10202020123200 |
11 | 328371a436724 |
12 | 1189277a92680 |
13 | 59007ab49269 |
14 | 273acd62697a |
15 | 12a5a09023a0 |
hex | 94757c91240 |
10202020123200 has 168 divisors, whose sum is σ = 34375753358592. Its totient is φ = 2647010580480.
The previous prime is 10202020123187. The next prime is 10202020123219. The reversal of 10202020123200 is 232102020201.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 10202020123200.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28544304 + ... + 28899503.
Almost surely, 210202020123200 is an apocalyptic number.
10202020123200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10202020123200 is an abundant number, since it is smaller than the sum of its proper divisors (24173733235392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10202020123200 is a wasteful number, since it uses less digits than its factorization.
10202020123200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57443869 (or 57443854 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 10202020123200 its reverse (232102020201), we get a palindrome (10434122143401).
The spelling of 10202020123200 in words is "ten trillion, two hundred two billion, twenty million, one hundred twenty-three thousand, two hundred".
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