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3034006521 = 3713231373527
BaseRepresentation
bin1011010011010111…
…0100001111111001
321211110000111111220
42310311310033321
522203201202041
61221021142253
7135120426030
oct26465641771
97743014456
103034006521
111317688007
127080ba989
13394760040
1420ad39717
1512b55ed66
hexb4d743f9

3034006521 has 64 divisors (see below), whose sum is σ = 5234761728. Its totient is φ = 1519170048.

The previous prime is 3034006483. The next prime is 3034006523. The reversal of 3034006521 is 1256004303.

It is a happy number.

It is not a de Polignac number, because 3034006521 - 26 = 3034006457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3034006491 and 3034006500.

It is not an unprimeable number, because it can be changed into a prime (3034006523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 858460 + ... + 861986.

It is an arithmetic number, because the mean of its divisors is an integer number (81793152).

Almost surely, 23034006521 is an apocalyptic number.

It is an amenable number.

3034006521 is a deficient number, since it is larger than the sum of its proper divisors (2200755207).

3034006521 is a wasteful number, since it uses less digits than its factorization.

3034006521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3710.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 3034006521 is about 55081.8166094765. The cubic root of 3034006521 is about 1447.6786512625.

The spelling of 3034006521 in words is "three billion, thirty-four million, six thousand, five hundred twenty-one".

Divisors: 1 3 7 13 21 23 39 69 91 137 161 273 299 411 483 897 959 1781 2093 2877 3151 3527 5343 6279 9453 10581 12467 22057 24689 37401 40963 45851 66171 74067 81121 122889 137553 243363 286741 320957 483199 567847 860223 962871 1054573 1449597 1703541 3163719 3382393 6281587 7382011 10147179 11113577 18844761 22146033 33340731 43971109 77795039 131913327 144476501 233385117 433429503 1011335507 3034006521