Search a number
-
+
255006073 = 7213717047
BaseRepresentation
bin11110011001100…
…01010101111001
3122202211122120101
433030301111321
51010240143243
641145355401
76214341640
oct1714612571
9582748511
10255006073
11120a42923
1271498b61
1340aa618a
1425c20357
15175c254d
hexf331579

255006073 has 8 divisors (see below), whose sum is σ = 291588992. Its totient is φ = 218461536.

The previous prime is 255006071. The next prime is 255006097. The reversal of 255006073 is 370600552.

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 255006073 - 21 = 255006071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255006071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6436 + ... + 23482.

It is an arithmetic number, because the mean of its divisors is an integer number (36448624).

Almost surely, 2255006073 is an apocalyptic number.

It is an amenable number.

255006073 is a deficient number, since it is larger than the sum of its proper divisors (36582919).

255006073 is a wasteful number, since it uses less digits than its factorization.

255006073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19191.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 255006073 is about 15968.9095745452. The cubic root of 255006073 is about 634.1376045993.

The spelling of 255006073 in words is "two hundred fifty-five million, six thousand, seventy-three".

Divisors: 1 7 2137 14959 17047 119329 36429439 255006073