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12908035 = 57368801
BaseRepresentation
bin110001001111…
…011000000011
3220021210111101
4301033120003
511301024120
61140355231
7214500520
oct61173003
926253441
1012908035
117316aa8
1243a5b17
13289c3ba
141a00147
1511ee90a
hexc4f603

12908035 has 8 divisors (see below), whose sum is σ = 17702496. Its totient is φ = 8851200.

The previous prime is 12907969. The next prime is 12908039. The reversal of 12908035 is 53080921.

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

It is not a de Polignac number, because 12908035 - 219 = 12383747 is a prime.

It is a super-2 number, since 2×129080352 = 333234735122450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12907994 and 12908012.

It is not an unprimeable number, because it can be changed into a prime (12908039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184366 + ... + 184435.

It is an arithmetic number, because the mean of its divisors is an integer number (2212812).

Almost surely, 212908035 is an apocalyptic number.

12908035 is a deficient number, since it is larger than the sum of its proper divisors (4794461).

12908035 is an equidigital number, since it uses as much as digits as its factorization.

12908035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368813.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 12908035 is about 3592.7753895839. The cubic root of 12908035 is about 234.5776933367.

Adding to 12908035 its reverse (53080921), we get a palindrome (65988956).

The spelling of 12908035 in words is "twelve million, nine hundred eight thousand, thirty-five".

Divisors: 1 5 7 35 368801 1844005 2581607 12908035