Base | Representation |
---|---|
bin | 101101000001000… |
… | …001101010101000 |
3 | 1221122010100120110 |
4 | 231001001222220 |
5 | 3021320244223 |
6 | 202535254320 |
7 | 24500315433 |
oct | 5501015250 |
9 | 1848110513 |
10 | 755243688 |
11 | 358351841 |
12 | 190b1a3a0 |
13 | c0612474 |
14 | 7243881a |
15 | 46485d93 |
hex | 2d041aa8 |
755243688 has 32 divisors (see below), whose sum is σ = 1892619360. Its totient is φ = 251146560.
The previous prime is 755243653. The next prime is 755243707. The reversal of 755243688 is 886342557.
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, 27270 + ... + 47477.
It is an arithmetic number, because the mean of its divisors is an integer number (59144355).
Almost surely, 2755243688 is an apocalyptic number.
It is an amenable number.
755243688 is an abundant number, since it is smaller than the sum of its proper divisors (1137375672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
755243688 is a wasteful number, since it uses less digits than its factorization.
755243688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75177 (or 75173 counting only the distinct ones).
The product of its digits is 1612800, while the sum is 48.
The square root of 755243688 is about 27481.6973274942. The cubic root of 755243688 is about 910.6728059864.
The spelling of 755243688 in words is "seven hundred fifty-five million, two hundred forty-three thousand, six hundred eighty-eight".
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