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1223133332 = 22817137423
BaseRepresentation
bin100100011100111…
…1000100010010100
310011020112121111112
41020321320202110
510001110231312
6321211554152
742211314251
oct11071704224
93136477445
101223133332
115784771a3
122a175b958
13166533b45
14b8632428
15725a9d22
hex48e78894

1223133332 has 12 divisors (see below), whose sum is σ = 2140802496. Its totient is φ = 611475480.

The previous prime is 1223133299. The next prime is 1223133347. The reversal of 1223133332 is 2333313221.

It is a junction number, because it is equal to n+sod(n) for n = 1223133298 and 1223133307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13973 + ... + 51395.

It is an arithmetic number, because the mean of its divisors is an integer number (178400208).

Almost surely, 21223133332 is an apocalyptic number.

It is an amenable number.

1223133332 is a deficient number, since it is larger than the sum of its proper divisors (917669164).

1223133332 is a wasteful number, since it uses less digits than its factorization.

1223133332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45598 (or 45596 counting only the distinct ones).

The product of its digits is 1944, while the sum is 23.

The square root of 1223133332 is about 34973.3231477937. The cubic root of 1223133332 is about 1069.4437181819.

Adding to 1223133332 its reverse (2333313221), we get a palindrome (3556446553).

The spelling of 1223133332 in words is "one billion, two hundred twenty-three million, one hundred thirty-three thousand, three hundred thirty-two".

Divisors: 1 2 4 8171 16342 32684 37423 74846 149692 305783333 611566666 1223133332