Search a number
-
+
673428490 = 25737260011
BaseRepresentation
bin101000001000111…
…011010000001010
31201221011201012221
4220020323100022
52334344202430
6150453524254
722455022240
oct5010732012
91657151187
10673428490
11316150879
1216964368a
13a9697ac7
146561c790
153e1c457a
hex2823b40a

673428490 has 32 divisors (see below), whose sum is σ = 1422785664. Its totient is φ = 224648640.

The previous prime is 673428479. The next prime is 673428491. The reversal of 673428490 is 94824376.

It is a super-2 number, since 2×6734284902 = 907011862287360200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (673428491) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 127416 + ... + 132595.

It is an arithmetic number, because the mean of its divisors is an integer number (44462052).

Almost surely, 2673428490 is an apocalyptic number.

673428490 is an abundant number, since it is smaller than the sum of its proper divisors (749357174).

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

673428490 is a wasteful number, since it uses less digits than its factorization.

673428490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260062.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 673428490 is about 25950.5007658812. The cubic root of 673428490 is about 876.5240334934.

The spelling of 673428490 in words is "six hundred seventy-three million, four hundred twenty-eight thousand, four hundred ninety".

Divisors: 1 2 5 7 10 14 35 37 70 74 185 259 370 518 1295 2590 260011 520022 1300055 1820077 2600110 3640154 9100385 9620407 18200770 19240814 48102035 67342849 96204070 134685698 336714245 673428490