Base | Representation |
---|---|
bin | 10010001111010111111000… |
… | …010000100100010100000000 |
3 | 101112001002010012001002012111 |
4 | 102033113320100210110000 |
5 | 41003321124413430000 |
6 | 442341050425105104 |
7 | 22616536560014122 |
oct | 2217277020442400 |
9 | 345032105032174 |
10 | 80221269280000 |
11 | 236197161651a2 |
12 | 8bb7504928194 |
13 | 359baaa7c9374 |
14 | 15b4a31763212 |
15 | 941b1529bcba |
hex | 48f5f8424500 |
80221269280000 has 180 divisors, whose sum is σ = 206552184243328. Its totient is φ = 31053392640000.
The previous prime is 80221269279947. The next prime is 80221269280013. The reversal of 80221269280000 is 8296212208.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3126822 + ... + 13046821.
Almost surely, 280221269280000 is an apocalyptic number.
80221269280000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
80221269280000 is an abundant number, since it is smaller than the sum of its proper divisors (126330914963328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80221269280000 is an equidigital number, since it uses as much as digits as its factorization.
80221269280000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16173710 (or 16173681 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 40.
The spelling of 80221269280000 in words is "eighty trillion, two hundred twenty-one billion, two hundred sixty-nine million, two hundred eighty thousand".
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