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80399468304 = 2432236292
BaseRepresentation
bin100101011100000101…
…1101000011100010000
321200112011210011111100
41022320023220130100
52304124230441204
6100533543344400
75544242130141
oct1127013503420
9250464704440
1080399468304
1131108449581
12136b9752100
137773b1b3ac
143c69c41ac8
1521585c9a39
hex12b82e8710

80399468304 has 45 divisors (see below), whose sum is σ = 225016368213. Its totient is φ = 26798688576.

The previous prime is 80399468287. The next prime is 80399468323. The reversal of 80399468304 is 40386499308.

It is a happy number.

The square root of 80399468304 is 283548.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1145957904 + 79253510400 = 33852^2 + 281520^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3390762 + ... + 3414390.

Almost surely, 280399468304 is an apocalyptic number.

80399468304 is the 283548-th square number.

It is an amenable number.

80399468304 is an abundant number, since it is smaller than the sum of its proper divisors (144616899909).

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

80399468304 is an frugal number, since it uses more digits than its factorization.

80399468304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47272 (or 23634 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 80399468304 in words is "eighty billion, three hundred ninety-nine million, four hundred sixty-eight thousand, three hundred four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 23629 47258 70887 94516 141774 189032 212661 283548 378064 425322 567096 850644 1134192 1701288 3402576 558329641 1116659282 1674988923 2233318564 3349977846 4466637128 5024966769 6699955692 8933274256 10049933538 13399911384 20099867076 26799822768 40199734152 80399468304