Base | Representation |
---|---|
bin | 1111001101001… |
… | …00011001010001 |
3 | 22220000021011020 |
4 | 13212210121101 |
5 | 230123113212 |
6 | 20353510053 |
7 | 3106110654 |
oct | 746443121 |
9 | 286007136 |
10 | 127551057 |
11 | 65aa9aa7 |
12 | 36872329 |
13 | 2056bbca |
14 | 12d2389b |
15 | b2e7d8c |
hex | 79a4651 |
127551057 has 8 divisors (see below), whose sum is σ = 170234400. Its totient is φ = 84950880.
The previous prime is 127551013. The next prime is 127551071. The reversal of 127551057 is 750155721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 127551057 - 26 = 127550993 is a prime.
It is not an unprimeable number, because it can be changed into a prime (127551007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17119 + ... + 23412.
It is an arithmetic number, because the mean of its divisors is an integer number (21279300).
Almost surely, 2127551057 is an apocalyptic number.
It is an amenable number.
127551057 is a deficient number, since it is larger than the sum of its proper divisors (42683343).
127551057 is a wasteful number, since it uses less digits than its factorization.
127551057 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41583.
The product of its (nonzero) digits is 12250, while the sum is 33.
The square root of 127551057 is about 11293.8504063052. The cubic root of 127551057 is about 503.3785289982.
The spelling of 127551057 in words is "one hundred twenty-seven million, five hundred fifty-one thousand, fifty-seven".
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