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80328264 = 23317475971
BaseRepresentation
bin1001100100110…
…11011001001000
312121011002122220
410302123121020
5131031001024
611545414040
71663531122
oct462333110
9177132586
1080328264
11413858a5
1222a9a320
1313846923
14a950212
1570bae79
hex4c9b648

80328264 has 128 divisors (see below), whose sum is σ = 223948800. Its totient is φ = 23905280.

The previous prime is 80328233. The next prime is 80328271. The reversal of 80328264 is 46282308.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1131349 + ... + 1131419.

It is an arithmetic number, because the mean of its divisors is an integer number (1749600).

Almost surely, 280328264 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 80328264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111974400).

80328264 is an abundant number, since it is smaller than the sum of its proper divisors (143620536).

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

80328264 is a wasteful number, since it uses less digits than its factorization.

80328264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 80328264 is about 8962.6036395681. The cubic root of 80328264 is about 431.4754865328.

The spelling of 80328264 in words is "eighty million, three hundred twenty-eight thousand, two hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 17 24 34 47 51 59 68 71 94 102 118 136 141 142 177 188 204 213 236 282 284 354 376 408 426 472 564 568 708 799 852 1003 1128 1207 1416 1598 1704 2006 2397 2414 2773 3009 3196 3337 3621 4012 4189 4794 4828 5546 6018 6392 6674 7242 8024 8319 8378 9588 9656 10011 11092 12036 12567 13348 14484 16638 16756 19176 20022 22184 24072 25134 26696 28968 33276 33512 40044 47141 50268 56729 66552 71213 80088 94282 100536 113458 141423 142426 170187 188564 196883 213639 226916 282846 284852 340374 377128 393766 427278 453832 565692 569704 590649 680748 787532 854556 1131384 1181298 1361496 1575064 1709112 2362596 3347011 4725192 6694022 10041033 13388044 20082066 26776088 40164132 80328264