Base | Representation |
---|---|
bin | 1001100100011… |
… | …01101101001111 |
3 | 12121001020202201 |
4 | 10302031231033 |
5 | 131022202312 |
6 | 11544302331 |
7 | 1663205521 |
oct | 462155517 |
9 | 177036681 |
10 | 80272207 |
11 | 41347774 |
12 | 22a719a7 |
13 | 13827262 |
14 | a937a11 |
15 | 70a9557 |
hex | 4c8db4f |
80272207 has 8 divisors (see below), whose sum is σ = 84901760. Its totient is φ = 75683160.
The previous prime is 80272201. The next prime is 80272217. The reversal of 80272207 is 70227208.
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 80272207 - 211 = 80270159 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80272201) 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, 6003 + ... + 14020.
It is an arithmetic number, because the mean of its divisors is an integer number (10612720).
Almost surely, 280272207 is an apocalyptic number.
80272207 is a deficient number, since it is larger than the sum of its proper divisors (4629553).
80272207 is a wasteful number, since it uses less digits than its factorization.
80272207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20253.
The product of its (nonzero) digits is 3136, while the sum is 28.
The square root of 80272207 is about 8959.4758217208. The cubic root of 80272207 is about 431.3750949285.
The spelling of 80272207 in words is "eighty million, two hundred seventy-two thousand, two hundred seven".
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