Base | Representation |
---|---|
bin | 101101000011100… |
… | …011101000000000 |
3 | 1221200101001120020 |
4 | 231003203220000 |
5 | 3022003011242 |
6 | 203001413440 |
7 | 24506050464 |
oct | 5503435000 |
9 | 1850331506 |
10 | 755907072 |
11 | 358765198 |
12 | 19119a280 |
13 | c07b53bb |
14 | 7256c4a4 |
15 | 465676ec |
hex | 2d0e3a00 |
755907072 has 80 divisors (see below), whose sum is σ = 2024721600. Its totient is φ = 250601472.
The previous prime is 755907013. The next prime is 755907083. The reversal of 755907072 is 270709557.
It is a super-2 number, since 2×7559070722 = 1142791002999226368, which contains 22 as substring.
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, 304428 + ... + 306900.
It is an arithmetic number, because the mean of its divisors is an integer number (25309020).
Almost surely, 2755907072 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 755907072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1012360800).
755907072 is an abundant number, since it is smaller than the sum of its proper divisors (1268814528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
755907072 is a wasteful number, since it uses less digits than its factorization.
755907072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2693 (or 2677 counting only the distinct ones).
The product of its (nonzero) digits is 154350, while the sum is 42.
The square root of 755907072 is about 27493.7642384596. The cubic root of 755907072 is about 910.9393640888.
The spelling of 755907072 in words is "seven hundred fifty-five million, nine hundred seven thousand, seventy-two".
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