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1042212012 = 223260933289
BaseRepresentation
bin111110000111101…
…110010010101100
32200122002212002220
4332013232102230
54113301241022
6251230115340
734553440662
oct7607562254
92618085086
101042212012
11495335346
1225104bb50
13137bc97ca
149c5b8c32
156176d85c
hex3e1ee4ac

1042212012 has 24 divisors (see below), whose sum is σ = 2432833200. Its totient is φ = 347260416.

The previous prime is 1042212007. The next prime is 1042212037. The reversal of 1042212012 is 2102122401.

It is a junction number, because it is equal to n+sod(n) for n = 1042211982 and 1042212000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14664 + ... + 47952.

It is an arithmetic number, because the mean of its divisors is an integer number (101368050).

Almost surely, 21042212012 is an apocalyptic number.

1042212012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1042212012 is an abundant number, since it is smaller than the sum of its proper divisors (1390621188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1042212012 is a wasteful number, since it uses less digits than its factorization.

1042212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35905 (or 35903 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1042212012 is about 32283.3085665023. The cubic root of 1042212012 is about 1013.8772030920.

Adding to 1042212012 its reverse (2102122401), we get a palindrome (3144334413).

The spelling of 1042212012 in words is "one billion, forty-two million, two hundred twelve thousand, twelve".

Divisors: 1 2 3 4 6 12 2609 5218 7827 10436 15654 31308 33289 66578 99867 133156 199734 399468 86851001 173702002 260553003 347404004 521106006 1042212012