Search a number
-
+
12963108 = 2231080259
BaseRepresentation
bin110001011100…
…110100100100
3220101121001010
4301130310210
511304304413
61141502220
7215120214
oct61346444
926347033
1012963108
117354414
124411970
1328bb4a2
141a16244
151210dc3
hexc5cd24

12963108 has 12 divisors (see below), whose sum is σ = 30247280. Its totient is φ = 4321032.

The previous prime is 12963107. The next prime is 12963133. The reversal of 12963108 is 80136921.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12963103) 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 3 ways as a sum of consecutive naturals, for example, 540118 + ... + 540141.

Almost surely, 212963108 is an apocalyptic number.

It is an amenable number.

12963108 is an abundant number, since it is smaller than the sum of its proper divisors (17284172).

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

12963108 is a wasteful number, since it uses less digits than its factorization.

12963108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080266 (or 1080264 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 12963108 is about 3600.4316407898. The cubic root of 12963108 is about 234.9108338345.

The spelling of 12963108 in words is "twelve million, nine hundred sixty-three thousand, one hundred eight".

Divisors: 1 2 3 4 6 12 1080259 2160518 3240777 4321036 6481554 12963108