Base | Representation |
---|---|
bin | 101111101110111001… |
… | …0111001010100100100 |
3 | 100210120202220112120022 |
4 | 1133131302321110210 |
5 | 3134412332321112 |
6 | 115031301254312 |
7 | 10256115065060 |
oct | 1373562712444 |
9 | 323522815508 |
10 | 102505354532 |
11 | 3a521667039 |
12 | 17a48a04398 |
13 | 9887895149 |
14 | 4d65aa6aa0 |
15 | 29ee171d72 |
hex | 17ddcb9524 |
102505354532 has 12 divisors (see below), whose sum is σ = 205010709120. Its totient is φ = 43930866216.
The previous prime is 102505354517. The next prime is 102505354537. The reversal of 102505354532 is 235453505201.
102505354532 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 102505354492 and 102505354501.
It is not an unprimeable number, because it can be changed into a prime (102505354537) 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, 1830452732 + ... + 1830452787.
It is an arithmetic number, because the mean of its divisors is an integer number (17084225760).
Almost surely, 2102505354532 is an apocalyptic number.
It is an amenable number.
102505354532 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102505354532 is a wasteful number, since it uses less digits than its factorization.
102505354532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3660905530 (or 3660905528 counting only the distinct ones).
The product of its (nonzero) digits is 90000, while the sum is 35.
Adding to 102505354532 its reverse (235453505201), we get a palindrome (337958859733).
The spelling of 102505354532 in words is "one hundred two billion, five hundred five million, three hundred fifty-four thousand, five hundred thirty-two".
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