Base | Representation |
---|---|
bin | 1001101000110… |
… | …11000111011001 |
3 | 12122010200021221 |
4 | 10310123013121 |
5 | 131144221132 |
6 | 12004532041 |
7 | 2001140263 |
oct | 464330731 |
9 | 178120257 |
10 | 80851417 |
11 | 41702959 |
12 | 230b1021 |
13 | 1399aa9a |
14 | aa48b33 |
15 | 7170e97 |
hex | 4d1b1d9 |
80851417 has 8 divisors (see below), whose sum is σ = 85798080. Its totient is φ = 76024080.
The previous prime is 80851411. The next prime is 80851469. The reversal of 80851417 is 71415808.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 80851417 - 215 = 80818649 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (80851411) 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, 28434 + ... + 31147.
It is an arithmetic number, because the mean of its divisors is an integer number (10724760).
Almost surely, 280851417 is an apocalyptic number.
It is an amenable number.
80851417 is a deficient number, since it is larger than the sum of its proper divisors (4946663).
80851417 is a wasteful number, since it uses less digits than its factorization.
80851417 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59663.
The product of its (nonzero) digits is 8960, while the sum is 34.
The square root of 80851417 is about 8991.7415999349. The cubic root of 80851417 is about 432.4101489538.
It can be divided in two parts, 808 and 51417, that added together give a palindrome (52225).
The spelling of 80851417 in words is "eighty million, eight hundred fifty-one thousand, four hundred seventeen".
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