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127214223 = 3331128111
BaseRepresentation
bin1111001010100…
…10001010001111
322212101011002220
413211102022033
5230031323343
620342350423
73103205643
oct745221217
9285334086
10127214223
1165899a24
123672b413
13204817b6
1412c76c23
15b27d183
hex795228f

127214223 has 8 divisors (see below), whose sum is σ = 170132736. Its totient is φ = 84552600.

The previous prime is 127214201. The next prime is 127214237. The reversal of 127214223 is 322412721.

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

It is not a de Polignac number, because 127214223 - 26 = 127214159 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 127214193 and 127214202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127214023) 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, 63063 + ... + 65048.

It is an arithmetic number, because the mean of its divisors is an integer number (21266592).

Almost surely, 2127214223 is an apocalyptic number.

127214223 is a deficient number, since it is larger than the sum of its proper divisors (42918513).

127214223 is a wasteful number, since it uses less digits than its factorization.

127214223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128445.

The product of its digits is 1344, while the sum is 24.

The square root of 127214223 is about 11278.9282735551. The cubic root of 127214223 is about 502.9350347637.

Adding to 127214223 its reverse (322412721), we get a palindrome (449626944).

The spelling of 127214223 in words is "one hundred twenty-seven million, two hundred fourteen thousand, two hundred twenty-three".

Divisors: 1 3 331 993 128111 384333 42404741 127214223