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12228295054 = 2337163711083
BaseRepresentation
bin10110110001101110…
…01111100110001110
31011120012200202021211
423120313033212032
5200020420420204
65341222445034
7612012535663
oct133067174616
934505622254
1012228295054
115205610078
12245329377a
1311cb547a61
14840087a6a
154b8818804
hex2d8dcf98e

12228295054 has 16 divisors (see below), whose sum is σ = 18409770288. Its totient is φ = 6091731072.

The previous prime is 12228295039. The next prime is 12228295067. The reversal of 12228295054 is 45059282221.

It is a junction number, because it is equal to n+sod(n) for n = 12228294998 and 12228295016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1097797 + ... + 1108879.

It is an arithmetic number, because the mean of its divisors is an integer number (1150610643).

Almost surely, 212228295054 is an apocalyptic number.

12228295054 is a deficient number, since it is larger than the sum of its proper divisors (6181475234).

12228295054 is a wasteful number, since it uses less digits than its factorization.

12228295054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13059.

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 12228295054 in words is "twelve billion, two hundred twenty-eight million, two hundred ninety-five thousand, fifty-four".

Divisors: 1 2 337 674 1637 3274 11083 22166 551669 1103338 3734971 7469942 18142871 36285742 6114147527 12228295054