Base | Representation |
---|---|
bin | 100101101000001111… |
… | …1110001011101111100 |
3 | 21201120121101022102022 |
4 | 1023100133301131330 |
5 | 2310443143320330 |
6 | 101042235015312 |
7 | 5560324402241 |
oct | 1132037613574 |
9 | 251517338368 |
10 | 80807401340 |
11 | 312a7742716 |
12 | 137b229a538 |
13 | 780a4a97a3 |
14 | 3ca80ad5c8 |
15 | 217e308ae5 |
hex | 12d07f177c |
80807401340 has 24 divisors (see below), whose sum is σ = 174281910432. Its totient is φ = 31449366720.
The previous prime is 80807401327. The next prime is 80807401343. The reversal of 80807401340 is 4310470808.
It is a happy number.
It is a super-2 number, since 2×808074013402 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 80807401340.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80807401343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54598856 + ... + 54600335.
It is an arithmetic number, because the mean of its divisors is an integer number (7261746268).
Almost surely, 280807401340 is an apocalyptic number.
It is an amenable number.
80807401340 is an abundant number, since it is smaller than the sum of its proper divisors (93474509092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80807401340 is a wasteful number, since it uses less digits than its factorization.
80807401340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109199237 (or 109199235 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 35.
The spelling of 80807401340 in words is "eighty billion, eight hundred seven million, four hundred one thousand, three hundred forty".
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