Search a number
-
+
12425313601 = 82715024563
BaseRepresentation
bin10111001001001101…
…10011110101000001
31012001221102022221001
423210212303311001
5200421340013401
65412541332001
7616624265041
oct134446636501
935057368831
1012425313601
1152a6847018
1224a9267001
1312302c9c8c
1485c2d1721
154cac84601
hex2e49b3d41

12425313601 has 4 divisors (see below), whose sum is σ = 12440338992. Its totient is φ = 12410288212.

The previous prime is 12425313599. The next prime is 12425313611. The reversal of 12425313601 is 10631352421.

12425313601 is digitally balanced in base 2, 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10631352421 = 19155661531.

It is a cyclic number.

It is not a de Polignac number, because 12425313601 - 21 = 12425313599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12425313601.

It is not an unprimeable number, because it can be changed into a prime (12425313611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7511455 + ... + 7513108.

It is an arithmetic number, because the mean of its divisors is an integer number (3110084748).

Almost surely, 212425313601 is an apocalyptic number.

It is an amenable number.

12425313601 is a deficient number, since it is larger than the sum of its proper divisors (15025391).

12425313601 is an equidigital number, since it uses as much as digits as its factorization.

12425313601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15025390.

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 12425313601 in words is "twelve billion, four hundred twenty-five million, three hundred thirteen thousand, six hundred one".

Divisors: 1 827 15024563 12425313601