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12088001208 = 233721169847
BaseRepresentation
bin10110100001000000…
…00100001010111000
31011012102201002022110
423100200010022320
5144224012014313
65315251452320
7605360213013
oct132040041270
934172632273
1012088001208
1151433a8248
1224142b70a0
1311a8466a4a
148295a837a
154ab354ec3
hex2d08042b8

12088001208 has 32 divisors (see below), whose sum is σ = 30224626560. Its totient is φ = 4028717280.

The previous prime is 12088001179. The next prime is 12088001231. The reversal of 12088001208 is 80210088021.

It is a super-2 number, since 2×120880012082 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 138141 + ... + 207987.

It is an arithmetic number, because the mean of its divisors is an integer number (944519580).

Almost surely, 212088001208 is an apocalyptic number.

It is an amenable number.

12088001208 is an abundant number, since it is smaller than the sum of its proper divisors (18136625352).

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

12088001208 is a wasteful number, since it uses less digits than its factorization.

12088001208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77067 (or 77063 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 30.

Adding to 12088001208 its reverse (80210088021), we get a palindrome (92298089229).

The spelling of 12088001208 in words is "twelve billion, eighty-eight million, one thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 12 24 7211 14422 21633 28844 43266 57688 69847 86532 139694 173064 209541 279388 419082 558776 838164 1676328 503666717 1007333434 1511000151 2014666868 3022000302 4029333736 6044000604 12088001208