Search a number
-
+
3005004873 = 313671995779
BaseRepresentation
bin1011001100011100…
…1011110001001001
321202102110001201210
42303013023301021
522123240123443
61214103403333
7134316056103
oct26307136111
97672401653
103005004873
111302279702
126ba453549
1338b7475c0
1420714a573
15128c31c33
hexb31cbc49

3005004873 has 32 divisors (see below), whose sum is σ = 4402048000. Its totient is φ = 1812165696.

The previous prime is 3005004857. The next prime is 3005004883. The reversal of 3005004873 is 3784005003.

3005004873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3005004873 - 24 = 3005004857 is a prime.

It is a super-2 number, since 2×30050048732 = 18060108573507492258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3005004873.

It is not an unprimeable number, because it can be changed into a prime (3005004883) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 517098 + ... + 522876.

It is an arithmetic number, because the mean of its divisors is an integer number (137564000).

Almost surely, 23005004873 is an apocalyptic number.

It is an amenable number.

3005004873 is a deficient number, since it is larger than the sum of its proper divisors (1397043127).

3005004873 is a wasteful number, since it uses less digits than its factorization.

3005004873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6061.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 3005004873 is about 54817.9247418214. The cubic root of 3005004873 is about 1443.0511553728.

Adding to 3005004873 its reverse (3784005003), we get a palindrome (6789009876).

The spelling of 3005004873 in words is "three billion, five million, four thousand, eight hundred seventy-three".

Divisors: 1 3 13 39 67 199 201 597 871 2587 2613 5779 7761 13333 17337 39999 75127 173329 225381 387193 519987 1150021 1161579 3450063 5033509 14950273 15100527 44850819 77051407 231154221 1001668291 3005004873