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12960610 = 251327669
BaseRepresentation
bin110001011100…
…001101100010
3220101110121121
4301130031202
511304214420
61141442454
7215110015
oct61341542
926343547
1012960610
117352553
12441042a
1328ba300
141a1537c
1512102aa
hexc5c362

12960610 has 24 divisors (see below), whose sum is σ = 25264980. Its totient is φ = 4784832.

The previous prime is 12960599. The next prime is 12960617. The reversal of 12960610 is 1606921.

It can be written as a sum of positive squares in 6 ways, for example, as 4157521 + 8803089 = 2039^2 + 2967^2 .

It is not an unprimeable number, because it can be changed into a prime (12960617) 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 11 ways as a sum of consecutive naturals, for example, 2145 + ... + 5524.

Almost surely, 212960610 is an apocalyptic number.

12960610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12960610 is a deficient number, since it is larger than the sum of its proper divisors (12304370).

12960610 is a wasteful number, since it uses less digits than its factorization.

12960610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7702 (or 7689 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 12960610 is about 3600.0847212253. The cubic root of 12960610 is about 234.8957437044.

The spelling of 12960610 in words is "twelve million, nine hundred sixty thousand, six hundred ten".

Divisors: 1 2 5 10 13 26 65 130 169 338 845 1690 7669 15338 38345 76690 99697 199394 498485 996970 1296061 2592122 6480305 12960610