Base | Representation |
---|---|
bin | 1001100111000… |
… | …11001101011100 |
3 | 12121201001011212 |
4 | 10303203031130 |
5 | 131114404203 |
6 | 12000003552 |
7 | 1666164545 |
oct | 463431534 |
9 | 177631155 |
10 | 80622428 |
11 | 41566907 |
12 | 230005b8 |
13 | 1391a7a3 |
14 | a9c94cc |
15 | 71281d8 |
hex | 4ce335c |
80622428 has 6 divisors (see below), whose sum is σ = 141089256. Its totient is φ = 40311212.
The previous prime is 80622401. The next prime is 80622433. The reversal of 80622428 is 82422608.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 80622394 and 80622403.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10077800 + ... + 10077807.
It is an arithmetic number, because the mean of its divisors is an integer number (23514876).
Almost surely, 280622428 is an apocalyptic number.
It is an amenable number.
80622428 is a deficient number, since it is larger than the sum of its proper divisors (60466828).
80622428 is a wasteful number, since it uses less digits than its factorization.
80622428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20155611 (or 20155609 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 32.
The square root of 80622428 is about 8978.9992760886. Note that the first 3 decimals coincide. The cubic root of 80622428 is about 432.0015360599.
The spelling of 80622428 in words is "eighty million, six hundred twenty-two thousand, four hundred twenty-eight".
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