Base | Representation |
---|---|
bin | 10100000010011101010110… |
… | …100111001110000111101100 |
3 | 102120001010122100200011102120 |
4 | 110002131112213032013230 |
5 | 43022410002042144102 |
6 | 511234151115152540 |
7 | 24364113521033202 |
oct | 2402352647160754 |
9 | 376033570604376 |
10 | 88129887068652 |
11 | 26098747788510 |
12 | 9a741b4a45750 |
13 | 3a237c710a500 |
14 | 17a971b703072 |
15 | a2c6d98566bc |
hex | 5027569ce1ec |
88129887068652 has 72 divisors (see below), whose sum is σ = 242914223482560. Its totient is φ = 24651716656320.
The previous prime is 88129887068627. The next prime is 88129887068687. The reversal of 88129887068652 is 25686078892188.
It is a happy number.
It is a super-2 number, since 2×881298870686522 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (78).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1975275502 + ... + 1975320117.
It is an arithmetic number, because the mean of its divisors is an integer number (3373808659480).
Almost surely, 288129887068652 is an apocalyptic number.
It is an amenable number.
88129887068652 is an abundant number, since it is smaller than the sum of its proper divisors (154784336413908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88129887068652 is a wasteful number, since it uses less digits than its factorization.
88129887068652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3950595663 (or 3950595648 counting only the distinct ones).
The product of its (nonzero) digits is 1486356480, while the sum is 78.
The spelling of 88129887068652 in words is "eighty-eight trillion, one hundred twenty-nine billion, eight hundred eighty-seven million, sixty-eight thousand, six hundred fifty-two".
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