Search a number
506758031 = 13371053551
BaseRepresentation
bin11110001101001…
…000001110001111
31022022112222022222
4132031020032033
52014212224111
6122141325555
715362241443
oct3615101617
91268488288
10506758031
1124006289a
121218668bb
1380cb0130
144b434823
152e7507db
hex1e34838f

506758031 has 8 divisors (see below), whose sum is σ = 560489664. Its totient is φ = 455133600.

The previous prime is 506758009. The next prime is 506758033. The reversal of 506758031 is 130857605.

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 506758031 - 226 = 439649167 is a prime.

It is a super-2 number, since 2×5067580312 = 513607403965993922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 506757982 and 506758000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506758033) 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, 526295 + ... + 527256.

It is an arithmetic number, because the mean of its divisors is an integer number (70061208).

Almost surely, 2506758031 is an apocalyptic number.

506758031 is a deficient number, since it is larger than the sum of its proper divisors (53731633).

506758031 is a wasteful number, since it uses less digits than its factorization.

506758031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053601.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 506758031 is about 22511.2867468743. The cubic root of 506758031 is about 797.2604370147.

The spelling of 506758031 in words is "five hundred six million, seven hundred fifty-eight thousand, thirty-one".