Base | Representation |
---|---|
bin | 1000111110101010100… |
… | …01000000001010101000 |
3 | 1002111100100002112021120 |
4 | 10133111101000022220 |
5 | 20023322243312102 |
6 | 353422112535240 |
7 | 31201300346304 |
oct | 4372521001250 |
9 | 1074310075246 |
10 | 308520682152 |
11 | 10992a977981 |
12 | 4b962b51520 |
13 | 2312a1b8877 |
14 | 10d0aa26d04 |
15 | 805a75a6bc |
hex | 47d54402a8 |
308520682152 has 16 divisors (see below), whose sum is σ = 771301705440. Its totient is φ = 102840227376.
The previous prime is 308520682117. The next prime is 308520682159. The reversal of 308520682152 is 251286025803.
It is a happy number.
It is a super-2 number, since 2×3085206821522 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (308520682159) 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, 6427514188 + ... + 6427514235.
It is an arithmetic number, because the mean of its divisors is an integer number (48206356590).
Almost surely, 2308520682152 is an apocalyptic number.
It is an amenable number.
308520682152 is an abundant number, since it is smaller than the sum of its proper divisors (462781023288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
308520682152 is a wasteful number, since it uses less digits than its factorization.
308520682152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12855028432 (or 12855028428 counting only the distinct ones).
The product of its (nonzero) digits is 230400, while the sum is 42.
The spelling of 308520682152 in words is "three hundred eight billion, five hundred twenty million, six hundred eighty-two thousand, one hundred fifty-two".
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