Search a number
-
+
212088008 = 23115940849
BaseRepresentation
bin11001010010000…
…11010011001000
3112210002012001102
430221003103020
5413243304013
633013440532
75153501246
oct1451032310
9483065042
10212088008
11a9799950
125b040148
1334c2a382
142024b796
1513945d58
hexca434c8

212088008 has 32 divisors (see below), whose sum is σ = 441180000. Its totient is φ = 94767360.

The previous prime is 212088001. The next prime is 212088011. The reversal of 212088008 is 800880212.

It is not an unprimeable number, because it can be changed into a prime (212088001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15233 + ... + 25616.

It is an arithmetic number, because the mean of its divisors is an integer number (13786875).

Almost surely, 2212088008 is an apocalyptic number.

It is an amenable number.

212088008 is an abundant number, since it is smaller than the sum of its proper divisors (229091992).

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

212088008 is a wasteful number, since it uses less digits than its factorization.

212088008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40925 (or 40921 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 29.

The square root of 212088008 is about 14563.2416721003. The cubic root of 212088008 is about 596.3556950692.

The spelling of 212088008 in words is "two hundred twelve million, eighty-eight thousand, eight".

Divisors: 1 2 4 8 11 22 44 59 88 118 236 472 649 1298 2596 5192 40849 81698 163396 326792 449339 898678 1797356 2410091 3594712 4820182 9640364 19280728 26511001 53022002 106044004 212088008