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12398882 = 217477759
BaseRepresentation
bin101111010011…
…000100100010
3212022221001212
4233103010202
511133231012
61121430122
7210250226
oct57230442
925287055
1012398882
116aa9511
12419b342
132751722
14190a786
15114db22
hexbd3122

12398882 has 16 divisors (see below), whose sum is σ = 20113920. Its totient is φ = 5709888.

The previous prime is 12398879. The next prime is 12398941. The reversal of 12398882 is 28889321.

It is a happy 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, 2282 + ... + 5477.

It is an arithmetic number, because the mean of its divisors is an integer number (1257120).

Almost surely, 212398882 is an apocalyptic number.

12398882 is a deficient number, since it is larger than the sum of its proper divisors (7715038).

12398882 is a wasteful number, since it uses less digits than its factorization.

12398882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7825.

The product of its digits is 55296, while the sum is 41.

The square root of 12398882 is about 3521.2046234208. The cubic root of 12398882 is about 231.4519490323.

The spelling of 12398882 in words is "twelve million, three hundred ninety-eight thousand, eight hundred eighty-two".

Divisors: 1 2 17 34 47 94 799 1598 7759 15518 131903 263806 364673 729346 6199441 12398882