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9912103 = 231812381
BaseRepresentation
bin100101110011…
…111100100111
3200122120211221
4211303330213
510014141403
6552241211
7150152155
oct45637447
920576757
109912103
115660123
1233a0207
132090866
1414603d5
15d0bdbd
hex973f27

9912103 has 8 divisors (see below), whose sum is σ = 10404576. Its totient is φ = 9424800.

The previous prime is 9912101. The next prime is 9912121. The reversal of 9912103 is 3012199.

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 9912103 - 21 = 9912101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9912101) 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, 2973 + ... + 5353.

It is an arithmetic number, because the mean of its divisors is an integer number (1300572).

Almost surely, 29912103 is an apocalyptic number.

9912103 is a deficient number, since it is larger than the sum of its proper divisors (492473).

9912103 is a wasteful number, since it uses less digits than its factorization.

9912103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2585.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 9912103 is about 3148.3492500039. The cubic root of 9912103 is about 214.8103826646.

The spelling of 9912103 in words is "nine million, nine hundred twelve thousand, one hundred three".

Divisors: 1 23 181 2381 4163 54763 430961 9912103