Base | Representation |
---|---|
bin | 1001100111110… |
… | …10011001011110 |
3 | 12121212212110120 |
4 | 10303322121132 |
5 | 131130424111 |
6 | 12002015410 |
7 | 2000041500 |
oct | 463723136 |
9 | 177785416 |
10 | 80717406 |
11 | 41621200 |
12 | 23047566 |
13 | 13951aa3 |
14 | aa11d70 |
15 | 7146406 |
hex | 4cfa65e |
80717406 has 72 divisors (see below), whose sum is σ = 206506440. Its totient is φ = 20956320.
The previous prime is 80717389. The next prime is 80717431. The reversal of 80717406 is 60471708.
It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 34440 + ... + 36708.
It is an arithmetic number, because the mean of its divisors is an integer number (2868145).
Almost surely, 280717406 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80717406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103253220).
80717406 is an abundant number, since it is smaller than the sum of its proper divisors (125789034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80717406 is a wasteful number, since it uses less digits than its factorization.
80717406 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2310 (or 2292 counting only the distinct ones).
The product of its (nonzero) digits is 9408, while the sum is 33.
The square root of 80717406 is about 8984.2866160870. The cubic root of 80717406 is about 432.1711106282.
The spelling of 80717406 in words is "eighty million, seven hundred seventeen thousand, four hundred six".
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