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3012009 = 3711131759
BaseRepresentation
bin1011011111010110101001
312200000200220
423133112221
51232341014
6144320253
734413240
oct13372651
95600626
103012009
111777a70
121013089
13815c70
14585957
153e76a9
hex2df5a9

3012009 has 64 divisors (see below), whose sum is σ = 5806080. Its totient is φ = 1336320.

The previous prime is 3012007. The next prime is 3012017. The reversal of 3012009 is 9002103.

It is not a de Polignac number, because 3012009 - 21 = 3012007 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3012001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51022 + ... + 51080.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

Almost surely, 23012009 is an apocalyptic number.

3012009 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

3012009 is a deficient number, since it is larger than the sum of its proper divisors (2794071).

3012009 is a wasteful number, since it uses less digits than its factorization.

3012009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 3012009 is about 1735.5140448870. The cubic root of 3012009 is about 144.4171449833.

The spelling of 3012009 in words is "three million, twelve thousand, nine".

Divisors: 1 3 7 11 13 17 21 33 39 51 59 77 91 119 143 177 187 221 231 273 357 413 429 561 649 663 767 1001 1003 1239 1309 1547 1947 2301 2431 3003 3009 3927 4543 4641 5369 7021 7293 8437 11033 13039 13629 16107 17017 21063 25311 33099 39117 51051 59059 77231 91273 143429 177177 231693 273819 430287 1004003 3012009