Base | Representation |
---|---|
bin | 10010111111011110111… |
… | …011100101011100110100 |
3 | 11121202201201121012112122 |
4 | 102333132323211130310 |
5 | 132340334001040112 |
6 | 2435321153135112 |
7 | 163201654415150 |
oct | 22773673453464 |
9 | 4552651535478 |
10 | 1305115252532 |
11 | 463550599123 |
12 | 190b3455a498 |
13 | 960c1aaa0a0 |
14 | 4724ca8c060 |
15 | 23e38045872 |
hex | 12fdeee5734 |
1305115252532 has 48 divisors (see below), whose sum is σ = 2814298206720. Its totient is φ = 515706746112.
The previous prime is 1305115252513. The next prime is 1305115252579. The reversal of 1305115252532 is 2352525115031.
It is a happy number.
It is a super-2 number, since 2×13051152525322 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1305115252492 and 1305115252501.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1779932 + ... + 2403827.
It is an arithmetic number, because the mean of its divisors is an integer number (58631212640).
Almost surely, 21305115252532 is an apocalyptic number.
It is an amenable number.
1305115252532 is an abundant number, since it is smaller than the sum of its proper divisors (1509182954188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1305115252532 is a wasteful number, since it uses less digits than its factorization.
1305115252532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4184640 (or 4184638 counting only the distinct ones).
The product of its (nonzero) digits is 45000, while the sum is 35.
The spelling of 1305115252532 in words is "one trillion, three hundred five billion, one hundred fifteen million, two hundred fifty-two thousand, five hundred thirty-two".
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