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80887960483200 = 273252131311649213
BaseRepresentation
bin10010011001000100110010…
…001001101011010110000000
3101121101210222001011021122200
4102121010302021223112000
541100232020340430300
6444011225511233200
723015651031520653
oct2231046211532600
9347353861137580
1080887960483200
1123856433a47852
1290a4766378800
13361991822bb90
1415d8dd8dd389a
15954134edb200
hex49913226b580

80887960483200 has 576 divisors, whose sum is σ = 313201768960080. Its totient is φ = 19758879129600.

The previous prime is 80887960483177. The next prime is 80887960483201. The reversal of 80887960483200 is 238406978808.

80887960483200 is a `hidden beast` number, since 8 + 0 + 8 + 8 + 79 + 60 + 483 + 20 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a super-2 number, since 2×808879604832002 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80887960483201) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 48221794 + ... + 49871006.

Almost surely, 280887960483200 is an apocalyptic number.

80887960483200 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80887960483200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156600884480040).

80887960483200 is an abundant number, since it is smaller than the sum of its proper divisors (232313808476880).

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

80887960483200 is a wasteful number, since it uses less digits than its factorization.

80887960483200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649387 (or 1649367 counting only the distinct ones).

The product of its (nonzero) digits is 37158912, while the sum is 63.

The spelling of 80887960483200 in words is "eighty trillion, eight hundred eighty-seven billion, nine hundred sixty million, four hundred eighty-three thousand, two hundred".