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676642041 = 3217191371699
BaseRepresentation
bin101000010101001…
…011110011111001
31202011012222101100
4220111023303321
52341210021131
6151050442013
722524235215
oct5025136371
91664188340
10676642041
11317a461a9
1216a733309
13aa25170a
1465c17945
153e60b7e6
hex2854bcf9

676642041 has 48 divisors (see below), whose sum is σ = 1097928000. Its totient is φ = 399043584.

The previous prime is 676642039. The next prime is 676642069. The reversal of 676642041 is 140246676.

676642041 is a `hidden beast` number, since 6 + 7 + 6 + 642 + 0 + 4 + 1 = 666.

It is not a de Polignac number, because 676642041 - 21 = 676642039 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 676641987 and 676642005.

It is not an unprimeable number, because it can be changed into a prime (676642081) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 397410 + ... + 399108.

It is an arithmetic number, because the mean of its divisors is an integer number (22873500).

Almost surely, 2676642041 is an apocalyptic number.

It is an amenable number.

676642041 is a deficient number, since it is larger than the sum of its proper divisors (421285959).

676642041 is a wasteful number, since it uses less digits than its factorization.

676642041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878 (or 1875 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 676642041 is about 26012.3440120263. The cubic root of 676642041 is about 877.9160575999.

The spelling of 676642041 in words is "six hundred seventy-six million, six hundred forty-two thousand, forty-one".

Divisors: 1 3 9 17 19 51 57 137 153 171 323 411 969 1233 1699 2329 2603 2907 5097 6987 7809 15291 20961 23427 28883 32281 44251 86649 96843 132753 232763 259947 290529 398259 548777 698289 1646331 2094867 3956971 4422497 4938993 11870913 13267491 35612739 39802473 75182449 225547347 676642041