Base | Representation |
---|---|
bin | 1111001110100… |
… | …00010001010010 |
3 | 22220100101200021 |
4 | 13213100101102 |
5 | 230144341040 |
6 | 20401414054 |
7 | 3110456626 |
oct | 747202122 |
9 | 286311607 |
10 | 127730770 |
11 | 66112022 |
12 | 3693a32a |
13 | 2060294b |
14 | 12d6d186 |
15 | b33124a |
hex | 79d0452 |
127730770 has 16 divisors (see below), whose sum is σ = 230102208. Its totient is φ = 51050800.
The previous prime is 127730747. The next prime is 127730773. The reversal of 127730770 is 77037721.
It is not an unprimeable number, because it can be changed into a prime (127730773) 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, 9795 + ... + 18745.
It is an arithmetic number, because the mean of its divisors is an integer number (14381388).
Almost surely, 2127730770 is an apocalyptic number.
127730770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
127730770 is a deficient number, since it is larger than the sum of its proper divisors (102371438).
127730770 is a wasteful number, since it uses less digits than its factorization.
127730770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10385.
The product of its (nonzero) digits is 14406, while the sum is 34.
The square root of 127730770 is about 11301.8038383260. The cubic root of 127730770 is about 503.6148296992.
The spelling of 127730770 in words is "one hundred twenty-seven million, seven hundred thirty thousand, seven hundred seventy".
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