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12948950 = 252736997
BaseRepresentation
bin110001011001…
…010111010110
3220100212121202
4301121113112
511303331300
61141312502
7215031020
oct61312726
926325552
1012948950
117344813
124405732
1328b4c01
141a11010
15120bad5
hexc595d6

12948950 has 24 divisors (see below), whose sum is σ = 27526512. Its totient is φ = 4439520.

The previous prime is 12948911. The next prime is 12948961. The reversal of 12948950 is 5984921.

It is a super-2 number, since 2×129489502 = 335350612205000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18149 + ... + 18848.

It is an arithmetic number, because the mean of its divisors is an integer number (1146938).

Almost surely, 212948950 is an apocalyptic number.

12948950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12948950 is an abundant number, since it is smaller than the sum of its proper divisors (14577562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12948950 is a wasteful number, since it uses less digits than its factorization.

12948950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37016 (or 37011 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 12948950 is about 3598.4649505032. The cubic root of 12948950 is about 234.8252813283.

The spelling of 12948950 in words is "twelve million, nine hundred forty-eight thousand, nine hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 175 350 36997 73994 184985 258979 369970 517958 924925 1294895 1849850 2589790 6474475 12948950