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6671072 = 251712263
BaseRepresentation
bin11001011100101011100000
3110112220222202
4121130223200
53201433242
6354552332
7110463122
oct31345340
913486882
106671072
113847091
1222986a8
1314c75a5
14c59212
158bb932
hex65cae0

6671072 has 24 divisors (see below), whose sum is σ = 13907376. Its totient is φ = 3139072.

The previous prime is 6671059. The next prime is 6671083. The reversal of 6671072 is 2701766.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5588 + ... + 6675.

It is an arithmetic number, because the mean of its divisors is an integer number (579474).

Almost surely, 26671072 is an apocalyptic number.

It is an amenable number.

6671072 is an abundant number, since it is smaller than the sum of its proper divisors (7236304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6671072 is a wasteful number, since it uses less digits than its factorization.

6671072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12290 (or 12282 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 6671072 is about 2582.8418457196. The cubic root of 6671072 is about 188.2486524221.

The spelling of 6671072 in words is "six million, six hundred seventy-one thousand, seventy-two".

Divisors: 1 2 4 8 16 17 32 34 68 136 272 544 12263 24526 49052 98104 196208 208471 392416 416942 833884 1667768 3335536 6671072