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12067888 = 2471953107
BaseRepresentation
bin101110000010…
…010000110000
3211201010000211
4232002100300
511042133023
61110353504
7204401230
oct56022060
924633024
1012067888
1168a2868
12405b894
132666b81
141861cc0
1510d5a0d
hexb82430

12067888 has 80 divisors (see below), whose sum is σ = 28926720. Its totient is φ = 4762368.

The previous prime is 12067859. The next prime is 12067933. The reversal of 12067888 is 88876021.

It is a self number, because there is not a number n which added to its sum of digits gives 12067888.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112731 + ... + 112837.

It is an arithmetic number, because the mean of its divisors is an integer number (361584).

Almost surely, 212067888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12067888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14463360).

12067888 is an abundant number, since it is smaller than the sum of its proper divisors (16858832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12067888 is a wasteful number, since it uses less digits than its factorization.

12067888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 188 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 40.

The square root of 12067888 is about 3473.8865842166. The cubic root of 12067888 is about 229.3737722391.

The spelling of 12067888 in words is "twelve million, sixty-seven thousand, eight hundred eighty-eight".

Divisors: 1 2 4 7 8 14 16 19 28 38 53 56 76 106 107 112 133 152 212 214 266 304 371 424 428 532 742 749 848 856 1007 1064 1484 1498 1712 2014 2033 2128 2968 2996 4028 4066 5671 5936 5992 7049 8056 8132 11342 11984 14098 14231 16112 16264 22684 28196 28462 32528 39697 45368 56392 56924 79394 90736 107749 112784 113848 158788 215498 227696 317576 430996 635152 754243 861992 1508486 1723984 3016972 6033944 12067888