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127048 = 2315881
BaseRepresentation
bin11111000001001000
320110021111
4133001020
513031143
62420104
71036255
oct370110
9213244
10127048
11874a9
1261634
1345a9c
143442c
152799d
hex1f048

127048 has 8 divisors (see below), whose sum is σ = 238230. Its totient is φ = 63520.

The previous prime is 127037. The next prime is 127051. The reversal of 127048 is 840721.

It can be written as a sum of positive squares in only one way, i.e., 79524 + 47524 = 282^2 + 218^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1270482 = 32282388608, which contains 22 as substring.

It is a plaindrome in base 15.

It is an unprimeable number.

127048 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7933 + ... + 7948.

2127048 is an apocalyptic number.

It is an amenable number.

127048 is a deficient number, since it is larger than the sum of its proper divisors (111182).

127048 is a wasteful number, since it uses less digits than its factorization.

127048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15887 (or 15883 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 127048 is about 356.4379328859. The cubic root of 127048 is about 50.2715887863.

Adding to 127048 its reverse (840721), we get a palindrome (967769).

The spelling of 127048 in words is "one hundred twenty-seven thousand, forty-eight".

Divisors: 1 2 4 8 15881 31762 63524 127048