Base | Representation |
---|---|
bin | 101101000001101… |
… | …110000111000001 |
3 | 1221122110121021201 |
4 | 231001232013001 |
5 | 3021342110404 |
6 | 202543221201 |
7 | 24502004242 |
oct | 5501560701 |
9 | 1848417251 |
10 | 755425729 |
11 | 358466593 |
12 | 190ba7801 |
13 | c0677296 |
14 | 72484cc9 |
15 | 464beca4 |
hex | 2d06e1c1 |
755425729 has 8 divisors (see below), whose sum is σ = 775768320. Its totient is φ = 735352800.
The previous prime is 755425721. The next prime is 755425747. The reversal of 755425729 is 927524557.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 755425729 - 23 = 755425721 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (755425721) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61732 + ... + 72949.
It is an arithmetic number, because the mean of its divisors is an integer number (96971040).
Almost surely, 2755425729 is an apocalyptic number.
755425729 is a gapful number since it is divisible by the number (79) formed by its first and last digit.
It is an amenable number.
755425729 is a deficient number, since it is larger than the sum of its proper divisors (20342591).
755425729 is a wasteful number, since it uses less digits than its factorization.
755425729 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134831.
The product of its digits is 882000, while the sum is 46.
The square root of 755425729 is about 27485.0091686359. The cubic root of 755425729 is about 910.7459684518.
The spelling of 755425729 in words is "seven hundred fifty-five million, four hundred twenty-five thousand, seven hundred twenty-nine".
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