Search a number
-
+
12342885 = 357571087
BaseRepresentation
bin101111000101…
…011001100101
3212020002020220
4233011121211
511124433020
61120314553
7206625042
oct57053145
925202226
1012342885
116a70435
124172a59
1327320a9
1418d41c9
15113c240
hexbc5665

12342885 has 16 divisors (see below), whose sum is σ = 19792896. Its totient is φ = 6568128.

The previous prime is 12342857. The next prime is 12342899. The reversal of 12342885 is 58824321.

It is not a de Polignac number, because 12342885 - 26 = 12342821 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10812 + ... + 11898.

It is an arithmetic number, because the mean of its divisors is an integer number (1237056).

Almost surely, 212342885 is an apocalyptic number.

12342885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12342885 is a deficient number, since it is larger than the sum of its proper divisors (7450011).

12342885 is a wasteful number, since it uses less digits than its factorization.

12342885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852.

The product of its digits is 15360, while the sum is 33.

The square root of 12342885 is about 3513.2442272065. The cubic root of 12342885 is about 231.1029881284.

The spelling of 12342885 in words is "twelve million, three hundred forty-two thousand, eight hundred eighty-five".

Divisors: 1 3 5 15 757 1087 2271 3261 3785 5435 11355 16305 822859 2468577 4114295 12342885