Base | Representation |
---|---|
bin | 10010111110111101010… |
… | …101111010101100110000 |
3 | 11121201021110020021220120 |
4 | 102332331111322230300 |
5 | 132333210220324333 |
6 | 2435145223010240 |
7 | 163152002513214 |
oct | 22767525725460 |
9 | 4551243207816 |
10 | 1304551729968 |
11 | 4632914952a3 |
12 | 1909b7899980 |
13 | 96032113896 |
14 | 471d7cbc944 |
15 | 23e03830db3 |
hex | 12fbd57ab30 |
1304551729968 has 80 divisors (see below), whose sum is σ = 3461467618560. Its totient is φ = 423062155008.
The previous prime is 1304551729963. The next prime is 1304551729993. The reversal of 1304551729968 is 8699271554031.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (1304551729961) 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, 28320171 + ... + 28366197.
It is an arithmetic number, because the mean of its divisors is an integer number (43268345232).
It is a 1-persistent number, because it is pandigital, but 2⋅1304551729968 = 2609103459936 is not.
Almost surely, 21304551729968 is an apocalyptic number.
It is an amenable number.
1304551729968 is an abundant number, since it is smaller than the sum of its proper divisors (2156915888592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1304551729968 is a wasteful number, since it uses less digits than its factorization.
1304551729968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62034 (or 62028 counting only the distinct ones).
The product of its (nonzero) digits is 16329600, while the sum is 60.
The spelling of 1304551729968 in words is "one trillion, three hundred four billion, five hundred fifty-one million, seven hundred twenty-nine thousand, nine hundred sixty-eight".
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