Base | Representation |
---|---|
bin | 1110010111110… |
… | …00111011010111 |
3 | 22101211221111010 |
4 | 13023320323113 |
5 | 221330313041 |
6 | 15543543303 |
7 | 2662501632 |
oct | 713707327 |
9 | 271757433 |
10 | 120557271 |
11 | 6206250a |
12 | 3445ab33 |
13 | 1bc90783 |
14 | 12022c19 |
15 | a8b5a16 |
hex | 72f8ed7 |
120557271 has 8 divisors (see below), whose sum is σ = 161257840. Its totient is φ = 80114112.
The previous prime is 120557197. The next prime is 120557273. The reversal of 120557271 is 172755021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 120557271 - 223 = 112168663 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 (120557273) 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, 63256 + ... + 65133.
It is an arithmetic number, because the mean of its divisors is an integer number (20157230).
Almost surely, 2120557271 is an apocalyptic number.
120557271 is a deficient number, since it is larger than the sum of its proper divisors (40700569).
120557271 is a wasteful number, since it uses less digits than its factorization.
120557271 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128705.
The product of its (nonzero) digits is 4900, while the sum is 30.
The square root of 120557271 is about 10979.8575127367. The cubic root of 120557271 is about 494.0047629125.
The spelling of 120557271 in words is "one hundred twenty million, five hundred fifty-seven thousand, two hundred seventy-one".
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