Base | Representation |
---|---|
bin | 1111001111010… |
… | …00001010101000 |
3 | 22220112100221101 |
4 | 13213220022220 |
5 | 230211004043 |
6 | 20403451144 |
7 | 3111345163 |
oct | 747501250 |
9 | 286470841 |
10 | 127828648 |
11 | 66179612 |
12 | 36986ab4 |
13 | 2063836c |
14 | 12d96ada |
15 | b35024d |
hex | 79e82a8 |
127828648 has 8 divisors (see below), whose sum is σ = 239678730. Its totient is φ = 63914320.
The previous prime is 127828639. The next prime is 127828663. The reversal of 127828648 is 846828721.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 126832644 + 996004 = 11262^2 + 998^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 127828598 and 127828607.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 7989283 + ... + 7989298.
Almost surely, 2127828648 is an apocalyptic number.
It is an amenable number.
127828648 is a deficient number, since it is larger than the sum of its proper divisors (111850082).
127828648 is a wasteful number, since it uses less digits than its factorization.
127828648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15978587 (or 15978583 counting only the distinct ones).
The product of its digits is 344064, while the sum is 46.
The square root of 127828648 is about 11306.1332028240. The cubic root of 127828648 is about 503.7434341248.
The spelling of 127828648 in words is "one hundred twenty-seven million, eight hundred twenty-eight thousand, six hundred forty-eight".
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