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3005012055 = 351716277243
BaseRepresentation
bin1011001100011100…
…1101100001010111
321202102110102120210
42303013031201113
522123240341210
61214103500503
7134316116043
oct26307154127
97672412523
103005012055
111302284041
126ba457733
1338b74a956
1420714d023
15128c33e20
hexb31cd857

3005012055 has 32 divisors (see below), whose sum is σ = 5094676224. Its totient is φ = 1507262976.

The previous prime is 3005012053. The next prime is 3005012099. The reversal of 3005012055 is 5502105003.

It is not a de Polignac number, because 3005012055 - 21 = 3005012053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3005012053) 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 31 ways as a sum of consecutive naturals, for example, 411264 + ... + 418506.

It is an arithmetic number, because the mean of its divisors is an integer number (159208632).

Almost surely, 23005012055 is an apocalyptic number.

3005012055 is a deficient number, since it is larger than the sum of its proper divisors (2089664169).

3005012055 is a wasteful number, since it uses less digits than its factorization.

3005012055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8895.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 3005012055 is about 54817.9902495522. The cubic root of 3005012055 is about 1443.0523050088.

Adding to 3005012055 its reverse (5502105003), we get a palindrome (8507117058).

The spelling of 3005012055 in words is "three billion, five million, twelve thousand, fifty-five".

Divisors: 1 3 5 15 17 51 85 255 1627 4881 7243 8135 21729 24405 27659 36215 82977 108645 123131 138295 369393 414885 615655 1846965 11784361 35353083 58921805 176765415 200334137 601002411 1001670685 3005012055