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127108 = 2243739
BaseRepresentation
bin11111000010000100
320110100201
4133002010
513031413
62420244
71036402
oct370204
9213321
10127108
1187553
1261684
1345b17
1434472
15279dd
hex1f084

127108 has 12 divisors (see below), whose sum is σ = 227920. Its totient is φ = 61992.

The previous prime is 127103. The next prime is 127123. The reversal of 127108 is 801721.

It is a plaindrome in base 15.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (127103) by changing a digit.

127108 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 in 3 ways as a sum of consecutive naturals, for example, 198 + ... + 541.

2127108 is an apocalyptic number.

It is an amenable number.

127108 is a deficient number, since it is larger than the sum of its proper divisors (100812).

127108 is a wasteful number, since it uses less digits than its factorization.

127108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786 (or 784 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 127108 is about 356.5220890772. The cubic root of 127108 is about 50.2795013354.

Adding to 127108 its reverse (801721), we get a palindrome (928829).

The spelling of 127108 in words is "one hundred twenty-seven thousand, one hundred eight".

Divisors: 1 2 4 43 86 172 739 1478 2956 31777 63554 127108