Base | Representation |
---|---|
bin | 1111010100001… |
… | …01100100001000 |
3 | 22221202010022022 |
4 | 13222011210020 |
5 | 230342121402 |
6 | 20425344012 |
7 | 3120001610 |
oct | 752054410 |
9 | 287663268 |
10 | 128473352 |
11 | 66579a27 |
12 | 37038008 |
13 | 20802947 |
14 | 130c3a40 |
15 | b42b2a2 |
hex | 7a85908 |
128473352 has 32 divisors (see below), whose sum is σ = 291496320. Its totient is φ = 51820800.
The previous prime is 128473333. The next prime is 128473363. The reversal of 128473352 is 253374821.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66524 + ... + 68427.
It is an arithmetic number, because the mean of its divisors is an integer number (9109260).
Almost surely, 2128473352 is an apocalyptic number.
It is an amenable number.
128473352 is an abundant number, since it is smaller than the sum of its proper divisors (163022968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128473352 is a wasteful number, since it uses less digits than its factorization.
128473352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134981 (or 134977 counting only the distinct ones).
The product of its digits is 40320, while the sum is 35.
The square root of 128473352 is about 11334.6085949185. The cubic root of 128473352 is about 504.5888913097.
The spelling of 128473352 in words is "one hundred twenty-eight million, four hundred seventy-three thousand, three hundred fifty-two".
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