Base | Representation |
---|---|
bin | 100110110001100… |
… | …0001101000111100 |
3 | 10100200010001001120 |
4 | 1031203001220330 |
5 | 10131030334023 |
6 | 333033310540 |
7 | 44145356523 |
oct | 11543015074 |
9 | 3320101046 |
10 | 1301027388 |
11 | 60843a151 |
12 | 303865450 |
13 | 1797077bb |
14 | c4b0b4ba |
15 | 793448e3 |
hex | 4d8c1a3c |
1301027388 has 12 divisors (see below), whose sum is σ = 3035730600. Its totient is φ = 433675792.
The previous prime is 1301027383. The next prime is 1301027423. The reversal of 1301027388 is 8837201031.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×13010273882 = 3385344528652205088, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1301027383) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54209463 + ... + 54209486.
It is an arithmetic number, because the mean of its divisors is an integer number (252977550).
Almost surely, 21301027388 is an apocalyptic number.
It is an amenable number.
1301027388 is an abundant number, since it is smaller than the sum of its proper divisors (1734703212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1301027388 is a wasteful number, since it uses less digits than its factorization.
1301027388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108418956 (or 108418954 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 1301027388 is about 36069.7572489752. The cubic root of 1301027388 is about 1091.6803160606.
The spelling of 1301027388 in words is "one billion, three hundred one million, twenty-seven thousand, three hundred eighty-eight".
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