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673928541 = 3211133971319
BaseRepresentation
bin101000001010110…
…101010101011101
31201222010010011100
4220022311111131
52340011203131
6150512343313
722462204146
oct5012652535
91658103140
10673928541
11316462540
12169844b39
13a98115b0
146570cacd
153e2727e6
hex282b555d

673928541 has 48 divisors (see below), whose sum is σ = 1147386240. Its totient is φ = 375788160.

The previous prime is 673928533. The next prime is 673928557. The reversal of 673928541 is 145829376.

673928541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 673928541 - 23 = 673928533 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673928581) 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, 510280 + ... + 511598.

It is an arithmetic number, because the mean of its divisors is an integer number (23903880).

Almost surely, 2673928541 is an apocalyptic number.

It is an amenable number.

673928541 is a deficient number, since it is larger than the sum of its proper divisors (473457699).

673928541 is a wasteful number, since it uses less digits than its factorization.

673928541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746 (or 1743 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 673928541 is about 25960.1336860965. The cubic root of 673928541 is about 876.7409326808.

The spelling of 673928541 in words is "six hundred seventy-three million, nine hundred twenty-eight thousand, five hundred forty-one".

Divisors: 1 3 9 11 13 33 39 99 117 143 397 429 1191 1287 1319 3573 3957 4367 5161 11871 13101 14509 15483 17147 39303 43527 46449 51441 56771 130581 154323 170313 188617 510939 523643 565851 1570929 1697553 4712787 5760073 6807359 17280219 20422077 51840657 61266231 74880949 224642847 673928541