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80207424 = 26321112659
BaseRepresentation
bin1001100011111…
…01111001000000
312120220221220100
410301331321000
5131013114144
611543042400
71662515613
oct461757100
9176827810
1080207424
1141303030
1222a40400
131380391b
14a91c17a
157095269
hex4c7de40

80207424 has 84 divisors (see below), whose sum is σ = 250819920. Its totient is φ = 24303360.

The previous prime is 80207419. The next prime is 80207431. The reversal of 80207424 is 42470208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7 + ... + 12665.

Almost surely, 280207424 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 80207424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125409960).

80207424 is an abundant number, since it is smaller than the sum of its proper divisors (170612496).

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

80207424 is a wasteful number, since it uses less digits than its factorization.

80207424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12688 (or 12675 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 80207424 is about 8955.8597577229. The cubic root of 80207424 is about 431.2590178329.

The spelling of 80207424 in words is "eighty million, two hundred seven thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 48 64 66 72 88 96 99 132 144 176 192 198 264 288 352 396 528 576 704 792 1056 1584 2112 3168 6336 12659 25318 37977 50636 75954 101272 113931 139249 151908 202544 227862 278498 303816 405088 417747 455724 556996 607632 810176 835494 911448 1113992 1215264 1253241 1670988 1822896 2227984 2430528 2506482 3341976 3645792 4455968 5012964 6683952 7291584 8911936 10025928 13367904 20051856 26735808 40103712 80207424