Search a number
-
+
12955007 = 13996539
BaseRepresentation
bin110001011010…
…110101111111
3220101011221002
4301122311333
511304030012
61141400515
7215054462
oct61326577
926334832
1012955007
11734931a
12440913b
1328b78b0
141a132d9
15120d7c2
hexc5ad7f

12955007 has 4 divisors (see below), whose sum is σ = 13951560. Its totient is φ = 11958456.

The previous prime is 12955001. The next prime is 12955027. The reversal of 12955007 is 70055921.

12955007 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12955007 - 214 = 12938623 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 (12955001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498257 + ... + 498282.

It is an arithmetic number, because the mean of its divisors is an integer number (3487890).

Almost surely, 212955007 is an apocalyptic number.

12955007 is a deficient number, since it is larger than the sum of its proper divisors (996553).

12955007 is an equidigital number, since it uses as much as digits as its factorization.

12955007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996552.

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 12955007 is about 3599.3064609727. The cubic root of 12955007 is about 234.8618895737.

The spelling of 12955007 in words is "twelve million, nine hundred fifty-five thousand, seven".

Divisors: 1 13 996539 12955007