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80408484 = 22331357271
BaseRepresentation
bin1001100101011…
…10111110100100
312121022011201000
410302232332210
5131041032414
611551233300
71664314032
oct462567644
9177264630
1080408484
11414300a2
1222b18830
13138742b0
14a971552
1570d4b09
hex4caefa4

80408484 has 48 divisors (see below), whose sum is σ = 224506240. Its totient is φ = 24740640.

The previous prime is 80408479. The next prime is 80408539. The reversal of 80408484 is 48480408.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27232 + ... + 30039.

Almost surely, 280408484 is an apocalyptic number.

It is an amenable number.

80408484 is an abundant number, since it is smaller than the sum of its proper divisors (144097756).

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

80408484 is a wasteful number, since it uses less digits than its factorization.

80408484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57297 (or 57289 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 36.

The square root of 80408484 is about 8967.0777848751. The cubic root of 80408484 is about 431.6190700657.

The spelling of 80408484 in words is "eighty million, four hundred eight thousand, four hundred eighty-four".

Divisors: 1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 78 108 117 156 234 351 468 702 1404 57271 114542 171813 229084 343626 515439 687252 744523 1030878 1489046 1546317 2061756 2233569 2978092 3092634 4467138 6185268 6700707 8934276 13401414 20102121 26802828 40204242 80408484