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12910053 = 313331027
BaseRepresentation
bin110001001111…
…110111100101
3220021220021010
4301033313211
511301110203
61140412433
7214506432
oct61176745
926256233
1012910053
117318572
1243a7119
1328a02b0
141a00b89
151200303
hexc4fde5

12910053 has 8 divisors (see below), whose sum is σ = 18537568. Its totient is φ = 7944624.

The previous prime is 12910049. The next prime is 12910057. The reversal of 12910053 is 35001921.

It is an interprime number because it is at equal distance from previous prime (12910049) and next prime (12910057).

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

It is not a de Polignac number, because 12910053 - 22 = 12910049 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 (12910057) 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, 165475 + ... + 165552.

It is an arithmetic number, because the mean of its divisors is an integer number (2317196).

Almost surely, 212910053 is an apocalyptic number.

12910053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12910053 is a deficient number, since it is larger than the sum of its proper divisors (5627515).

12910053 is a wasteful number, since it uses less digits than its factorization.

12910053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331043.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 12910053 is about 3593.0562199888. The cubic root of 12910053 is about 234.5899170697.

Adding to 12910053 its reverse (35001921), we get a palindrome (47911974).

The spelling of 12910053 in words is "twelve million, nine hundred ten thousand, fifty-three".

Divisors: 1 3 13 39 331027 993081 4303351 12910053