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127552073 = 11193119687
BaseRepresentation
bin1111001101001…
…00101001001001
322220000022112212
413212210221021
5230123131243
620353514505
73106113635
oct746445111
9286008485
10127552073
1165aaa840
1236872a35
132056c4cc
1412d23dc5
15b2e8318
hex79a4a49

127552073 has 16 divisors (see below), whose sum is σ = 151203840. Its totient is φ = 106304400.

The previous prime is 127552067. The next prime is 127552081. The reversal of 127552073 is 370255721.

It is a cyclic number.

It is not a de Polignac number, because 127552073 - 28 = 127551817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (127552673) 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 15 ways as a sum of consecutive naturals, for example, 3365 + ... + 16322.

It is an arithmetic number, because the mean of its divisors is an integer number (9450240).

Almost surely, 2127552073 is an apocalyptic number.

It is an amenable number.

127552073 is a deficient number, since it is larger than the sum of its proper divisors (23651767).

127552073 is a wasteful number, since it uses less digits than its factorization.

127552073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19748.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 127552073 is about 11293.8953864466. The cubic root of 127552073 is about 503.3798655381.

The spelling of 127552073 in words is "one hundred twenty-seven million, five hundred fifty-two thousand, seventy-three".

Divisors: 1 11 19 31 209 341 589 6479 19687 216557 374053 610297 4114583 6713267 11595643 127552073