Base | Representation |
---|---|
bin | 100101011100001000… |
… | …1000011001010000000 |
3 | 21200112021110022120021 |
4 | 1022320101003022000 |
5 | 2304130111412243 |
6 | 100534034023224 |
7 | 5544260163406 |
oct | 1127021031200 |
9 | 250467408507 |
10 | 80400888448 |
11 | 31109229551 |
12 | 136ba117b14 |
13 | 77741c790a |
14 | 3c6a0d1476 |
15 | 21587aa6ed |
hex | 12b8443280 |
80400888448 has 32 divisors (see below), whose sum is σ = 160649023860. Its totient is φ = 40081133568.
The previous prime is 80400888437. The next prime is 80400888461. The reversal of 80400888448 is 84488800408.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 76799928384 + 3600960064 = 277128^2 + 60008^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is a junction number, because it is equal to n+sod(n) for n = 80400888395 and 80400888404.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 888811 + ... + 975082.
Almost surely, 280400888448 is an apocalyptic number.
It is an amenable number.
80400888448 is a deficient number, since it is larger than the sum of its proper divisors (80248135412).
80400888448 is a wasteful number, since it uses less digits than its factorization.
80400888448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1864244 (or 1864232 counting only the distinct ones).
The product of its (nonzero) digits is 2097152, while the sum is 52.
The spelling of 80400888448 in words is "eighty billion, four hundred million, eight hundred eighty-eight thousand, four hundred forty-eight".
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