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12422646346 = 211657185933
BaseRepresentation
bin10111001000111001…
…01000101001001010
31012001202101211010211
423210130220221022
5200420144140341
65412404231334
7616562515555
oct134434505112
935052354124
1012422646346
1152a5295080
1224a839b54a
13122c8a4c16
1485bbd969c
154ca909181
hex2e4728a4a

12422646346 has 16 divisors (see below), whose sum is σ = 20331296928. Its totient is φ = 5645732400.

The previous prime is 12422646307. The next prime is 12422646347. The reversal of 12422646346 is 64364622421.

It is a junction number, because it is equal to n+sod(n) for n = 12422646299 and 12422646308.

It is not an unprimeable number, because it can be changed into a prime (12422646347) 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, 101596 + ... + 187528.

It is an arithmetic number, because the mean of its divisors is an integer number (1270706058).

Almost surely, 212422646346 is an apocalyptic number.

12422646346 is a deficient number, since it is larger than the sum of its proper divisors (7908650582).

12422646346 is a wasteful number, since it uses less digits than its factorization.

12422646346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92517.

The product of its digits is 331776, while the sum is 40.

The spelling of 12422646346 in words is "twelve billion, four hundred twenty-two million, six hundred forty-six thousand, three hundred forty-six".

Divisors: 1 2 11 22 6571 13142 72281 85933 144562 171866 945263 1890526 564665743 1129331486 6211323173 12422646346