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12210229983 = 37283062789
BaseRepresentation
bin10110101111100100…
…10101001011011111
31011111221200221200010
423113302111023133
5200001304324413
65335335334303
7611403146100
oct132762251337
934457627603
1012210229983
1151a63a1566
122449221393
1311c7891273
1483b9043a7
154b6e4adc3
hex2d7c952df

12210229983 has 12 divisors (see below), whose sum is σ = 18938316120. Its totient is φ = 6977274192.

The previous prime is 12210229979. The next prime is 12210230033. The reversal of 12210229983 is 38992201221.

It is not a de Polignac number, because 12210229983 - 22 = 12210229979 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210221983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41531248 + ... + 41531541.

It is an arithmetic number, because the mean of its divisors is an integer number (1578193010).

Almost surely, 212210229983 is an apocalyptic number.

12210229983 is a deficient number, since it is larger than the sum of its proper divisors (6728086137).

12210229983 is an equidigital number, since it uses as much as digits as its factorization.

12210229983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83062806 (or 83062799 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The spelling of 12210229983 in words is "twelve billion, two hundred ten million, two hundred twenty-nine thousand, nine hundred eighty-three".

Divisors: 1 3 7 21 49 147 83062789 249188367 581439523 1744318569 4070076661 12210229983