Search a number
-
+
755225023 = 7499216211
BaseRepresentation
bin101101000000111…
…101000110111111
31221122002101222011
4231000331012333
53021314200043
6202535032051
724500210140
oct5500750677
91848071864
10755225023
11358339813
12190b0b627
13c0606b17
1472431ac7
154648059d
hex2d03d1bf

755225023 has 8 divisors (see below), whose sum is σ = 864848000. Its totient is φ = 646035480.

The previous prime is 755224979. The next prime is 755225041. The reversal of 755225023 is 320522557.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-755225023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (755225923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104613 + ... + 111598.

It is an arithmetic number, because the mean of its divisors is an integer number (108106000).

Almost surely, 2755225023 is an apocalyptic number.

755225023 is a deficient number, since it is larger than the sum of its proper divisors (109622977).

755225023 is a wasteful number, since it uses less digits than its factorization.

755225023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216717.

The product of its (nonzero) digits is 21000, while the sum is 31.

The square root of 755225023 is about 27481.3577357452. The cubic root of 755225023 is about 910.6653038392.

The spelling of 755225023 in words is "seven hundred fifty-five million, two hundred twenty-five thousand, twenty-three".

Divisors: 1 7 499 3493 216211 1513477 107889289 755225023