Base | Representation |
---|---|
bin | 100110110010001… |
… | …1101111000010000 |
3 | 10100200211020022121 |
4 | 1031210131320100 |
5 | 10131124431300 |
6 | 333045344024 |
7 | 44151522154 |
oct | 11544357020 |
9 | 3320736277 |
10 | 1301405200 |
11 | 608677a97 |
12 | 303a08014 |
13 | 17980a764 |
14 | c4ba9064 |
15 | 793bb81a |
hex | 4d91de10 |
1301405200 has 60 divisors (see below), whose sum is σ = 3157680708. Its totient is φ = 515392000.
The previous prime is 1301405179. The next prime is 1301405213. The reversal of 1301405200 is 25041031.
It can be written as a sum of positive squares in 6 ways, for example, as 211877136 + 1089528064 = 14556^2 + 33008^2 .
It is a Harshad number since it is a multiple of its sum of digits (16).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24294 + ... + 56506.
Almost surely, 21301405200 is an apocalyptic number.
1301405200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1301405200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1578840354).
1301405200 is an abundant number, since it is smaller than the sum of its proper divisors (1856275508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1301405200 is a wasteful number, since it uses less digits than its factorization.
1301405200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32332 (or 32321 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 1301405200 is about 36074.9941094936. The cubic root of 1301405200 is about 1091.7859787108.
Adding to 1301405200 its reverse (25041031), we get a palindrome (1326446231).
The spelling of 1301405200 in words is "one billion, three hundred one million, four hundred five thousand, two hundred".
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