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12122332994 = 2192557124759
BaseRepresentation
bin10110100101000110…
…00001111101000010
31011021211022022200002
423102203001331002
5144311304123434
65322515400002
7606255062462
oct132243017502
934254268602
1012122332994
115160817222
1224238b3002
1311b25c7605
1482dd83ba2
154ae38757e
hex2d28c1f42

12122332994 has 16 divisors (see below), whose sum is σ = 19148164800. Its totient is φ = 5739866064.

The previous prime is 12122332993. The next prime is 12122333063. The reversal of 12122332994 is 49923322121.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (12122332993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34787 + ... + 159545.

It is an arithmetic number, because the mean of its divisors is an integer number (1196760300).

Almost surely, 212122332994 is an apocalyptic number.

12122332994 is a deficient number, since it is larger than the sum of its proper divisors (7025831806).

12122332994 is a wasteful number, since it uses less digits than its factorization.

12122332994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127337.

The product of its digits is 46656, while the sum is 38.

The spelling of 12122332994 in words is "twelve billion, one hundred twenty-two million, three hundred thirty-two thousand, nine hundred ninety-four".

Divisors: 1 2 19 38 2557 5114 48583 97166 124759 249518 2370421 4740842 319008763 638017526 6061166497 12122332994