Base | Representation |
---|---|
bin | 1001100011110… |
… | …11110111110011 |
3 | 12120220112120002 |
4 | 10301323313303 |
5 | 131012333110 |
6 | 11542540215 |
7 | 1662452531 |
oct | 461736763 |
9 | 176815502 |
10 | 80199155 |
11 | 412a78a3 |
12 | 22a3766b |
13 | 137ccc2a |
14 | a919151 |
15 | 7092aa5 |
hex | 4c7bdf3 |
80199155 has 8 divisors (see below), whose sum is σ = 98286912. Its totient is φ = 62794048.
The previous prime is 80199143. The next prime is 80199173. The reversal of 80199155 is 55199108.
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 80199155 - 220 = 79150579 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170402 + ... + 170871.
It is an arithmetic number, because the mean of its divisors is an integer number (12285864).
Almost surely, 280199155 is an apocalyptic number.
80199155 is a deficient number, since it is larger than the sum of its proper divisors (18087757).
80199155 is a wasteful number, since it uses less digits than its factorization.
80199155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 341325.
The product of its (nonzero) digits is 16200, while the sum is 38.
The square root of 80199155 is about 8955.3980927706. The cubic root of 80199155 is about 431.2441970794.
The spelling of 80199155 in words is "eighty million, one hundred ninety-nine thousand, one hundred fifty-five".
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