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127663113 = 389478139
BaseRepresentation
bin1111001101111…
…11110000001001
322220012221212110
413212333300021
5230140204423
620400132533
73110055444
oct746776011
9286187773
10127663113
1166076206
1236907149
13205aac06
1412d5265b
15b31b193
hex79bfc09

127663113 has 8 divisors (see below), whose sum is σ = 172130400. Its totient is φ = 84152288.

The previous prime is 127663103. The next prime is 127663127. The reversal of 127663113 is 311366721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 127663113 - 24 = 127663097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (127663103) 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, 238803 + ... + 239336.

It is an arithmetic number, because the mean of its divisors is an integer number (21516300).

Almost surely, 2127663113 is an apocalyptic number.

It is an amenable number.

127663113 is a deficient number, since it is larger than the sum of its proper divisors (44467287).

127663113 is an equidigital number, since it uses as much as digits as its factorization.

127663113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478231.

The product of its digits is 4536, while the sum is 30.

The square root of 127663113 is about 11298.8102471012. The cubic root of 127663113 is about 503.5258950171.

The spelling of 127663113 in words is "one hundred twenty-seven million, six hundred sixty-three thousand, one hundred thirteen".

Divisors: 1 3 89 267 478139 1434417 42554371 127663113