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468680828 = 22711192832
BaseRepresentation
bin11011111011111…
…000000001111100
31012122220110020012
4123323320001330
51424440241303
6114301242352
714420502260
oct3373700174
91178813205
10468680828
11220615930
12110b633b8
137613a845
14463620a0
152b22d5d8
hex1bef807c

468680828 has 72 divisors (see below), whose sum is σ = 1080213120. Its totient is φ = 172380960.

The previous prime is 468680827. The next prime is 468680833. The reversal of 468680828 is 828086864.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468680827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1655975 + ... + 1656257.

It is an arithmetic number, because the mean of its divisors is an integer number (15002960).

Almost surely, 2468680828 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 468680828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (540106560).

468680828 is an abundant number, since it is smaller than the sum of its proper divisors (611532292).

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

468680828 is a wasteful number, since it uses less digits than its factorization.

468680828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607 (or 322 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 50.

The square root of 468680828 is about 21649.0375767608. The cubic root of 468680828 is about 776.7699142111.

The spelling of 468680828 in words is "four hundred sixty-eight million, six hundred eighty thousand, eight hundred twenty-eight".

Divisors: 1 2 4 7 11 14 19 22 28 38 44 76 77 133 154 209 266 283 308 418 532 566 836 1132 1463 1981 2926 3113 3962 5377 5852 6226 7924 10754 12452 21508 21791 37639 43582 59147 75278 80089 87164 118294 150556 160178 236588 320356 414029 560623 828058 880979 1121246 1521691 1656116 1761958 2242492 3043382 3523916 6086764 6166853 10651837 12333706 16738601 21303674 24667412 33477202 42607348 66954404 117170207 234340414 468680828