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1311004124 = 224325130367
BaseRepresentation
bin100111000100100…
…0101010111011100
310101100212220120022
41032021011113130
510141104112444
6334031211312
744326231313
oct11611052734
93340786508
101311004124
11613033891
12307076b38
1317b7bb8b1
14c618727a
157a1659ee
hex4e2455dc

1311004124 has 24 divisors (see below), whose sum is σ = 2357042688. Its totient is φ = 637686000.

The previous prime is 1311004099. The next prime is 1311004129. The reversal of 1311004124 is 4214001131.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311004129) 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, 27989 + ... + 58355.

It is an arithmetic number, because the mean of its divisors is an integer number (98210112).

Almost surely, 21311004124 is an apocalyptic number.

It is an amenable number.

1311004124 is a deficient number, since it is larger than the sum of its proper divisors (1046038564).

1311004124 is a wasteful number, since it uses less digits than its factorization.

1311004124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30665 (or 30663 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1311004124 is about 36207.7909295776. The cubic root of 1311004124 is about 1094.4636765281.

Adding to 1311004124 its reverse (4214001131), we get a palindrome (5525005255).

The spelling of 1311004124 in words is "one billion, three hundred eleven million, four thousand, one hundred twenty-four".

Divisors: 1 2 4 43 86 172 251 502 1004 10793 21586 30367 43172 60734 121468 1305781 2611562 5223124 7622117 15244234 30488468 327751031 655502062 1311004124