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12910007 = 114724971
BaseRepresentation
bin110001001111…
…110110110111
3220021220012102
4301033312313
511301110012
61140412315
7214506335
oct61176667
926256172
1012910007
117318530
1243a709b
1328a0276
141a00b55
1512002c2
hexc4fdb7

12910007 has 8 divisors (see below), whose sum is σ = 14383872. Its totient is φ = 11486200.

The previous prime is 12909997. The next prime is 12910013. The reversal of 12910007 is 70001921.

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

It is not a de Polignac number, because 12910007 - 28 = 12909751 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, 11969 + ... + 13002.

It is an arithmetic number, because the mean of its divisors is an integer number (1797984).

Almost surely, 212910007 is an apocalyptic number.

12910007 is a deficient number, since it is larger than the sum of its proper divisors (1473865).

12910007 is a wasteful number, since it uses less digits than its factorization.

12910007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25029.

The product of its (nonzero) digits is 126, while the sum is 20.

The square root of 12910007 is about 3593.0498187473. The cubic root of 12910007 is about 234.5896384457.

Adding to 12910007 its reverse (70001921), we get a palindrome (82911928).

It can be divided in two parts, 12 and 910007, that added together give a palindrome (910019).

The spelling of 12910007 in words is "twelve million, nine hundred ten thousand, seven".

Divisors: 1 11 47 517 24971 274681 1173637 12910007