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1313000212 = 221454322571
BaseRepresentation
bin100111001000010…
…1100101100010100
310101111122022200111
41032100230230110
510142112001322
6334142052404
744352213646
oct11620545424
93344568614
101313000212
11614177547
1230787a104
1317c03a304
14c6546896
157a40c177
hex4e42cb14

1313000212 has 12 divisors (see below), whose sum is σ = 2298010176. Its totient is φ = 656425880.

The previous prime is 1313000207. The next prime is 1313000233. The reversal of 1313000212 is 2120003131.

It is a super-3 number, since 3×13130002123 (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1313000192 and 1313000201.

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, 46887 + ... + 69457.

It is an arithmetic number, because the mean of its divisors is an integer number (191500848).

Almost surely, 21313000212 is an apocalyptic number.

It is an amenable number.

1313000212 is a deficient number, since it is larger than the sum of its proper divisors (985009964).

1313000212 is a wasteful number, since it uses less digits than its factorization.

1313000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37118 (or 37116 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1313000212 is about 36235.3447893076. The cubic root of 1313000212 is about 1095.0188586092.

Adding to 1313000212 its reverse (2120003131), we get a palindrome (3433003343).

The spelling of 1313000212 in words is "one billion, three hundred thirteen million, two hundred twelve", and thus it is an aban number.

Divisors: 1 2 4 14543 22571 29086 45142 58172 90284 328250053 656500106 1313000212