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12068445 = 352334981
BaseRepresentation
bin101110000010…
…011001011101
3211201010210110
4232002121131
511042142240
61110400233
7204402654
oct56023135
924633713
1012068445
1168a3224
124060079
1326671bc
14186219b
1510d5c80
hexb8265d

12068445 has 16 divisors (see below), whose sum is σ = 20149632. Its totient is φ = 6156480.

The previous prime is 12068383. The next prime is 12068447. The reversal of 12068445 is 54486021.

12068445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12068445 - 29 = 12067933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12068447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17146 + ... + 17835.

It is an arithmetic number, because the mean of its divisors is an integer number (1259352).

Almost surely, 212068445 is an apocalyptic number.

12068445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12068445 is a deficient number, since it is larger than the sum of its proper divisors (8081187).

12068445 is a wasteful number, since it uses less digits than its factorization.

12068445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35012.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 12068445 is about 3473.9667528634. The cubic root of 12068445 is about 229.3773011423.

The spelling of 12068445 in words is "twelve million, sixty-eight thousand, four hundred forty-five".

Divisors: 1 3 5 15 23 69 115 345 34981 104943 174905 524715 804563 2413689 4022815 12068445