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80560282888221 = 3292029456372727
BaseRepresentation
bin10010010100010011100111…
…000010110110100000011101
3101120020111011121221202022020
4102110103213002312200131
541024344424404410341
6443200514423210353
722653200624104503
oct2224234702664035
9346214147852266
1080560282888221
112373a473540814
1290511578a69b9
1335c4a57226346
1415c71d2068673
1594a857a4d566
hex4944e70b681d

80560282888221 has 16 divisors (see below), whose sum is σ = 111172396540800. Its totient is φ = 51829337746368.

The previous prime is 80560282888219. The next prime is 80560282888229. The reversal of 80560282888221 is 12288828206508.

It is not a de Polignac number, because 80560282888221 - 21 = 80560282888219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80560282888229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228009841 + ... + 228362886.

It is an arithmetic number, because the mean of its divisors is an integer number (6948274783800).

Almost surely, 280560282888221 is an apocalyptic number.

It is an amenable number.

80560282888221 is a deficient number, since it is larger than the sum of its proper divisors (30612113652579).

80560282888221 is a wasteful number, since it uses less digits than its factorization.

80560282888221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456374788.

The product of its (nonzero) digits is 15728640, while the sum is 60.

The spelling of 80560282888221 in words is "eighty trillion, five hundred sixty billion, two hundred eighty-two million, eight hundred eighty-eight thousand, two hundred twenty-one".

Divisors: 1 3 29 87 2029 6087 58841 176523 456372727 1369118181 13234809083 39704427249 925980263083 2777940789249 26853427629407 80560282888221