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104840712 = 23321456121
BaseRepresentation
bin1100011111110…
…11111000001000
321022021110102100
412033323320020
5203314400322
614223033400
72412063024
oct617737010
9238243370
10104840712
11541a8419
122b13b860
1318949c32
14dcd1384
15930ddac
hex63fbe08

104840712 has 24 divisors (see below), whose sum is σ = 283943790. Its totient is φ = 34946880.

The previous prime is 104840711. The next prime is 104840719. The reversal of 104840712 is 217048401.

It can be written as a sum of positive squares in only one way, i.e., 57972996 + 46867716 = 7614^2 + 6846^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (104840711) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 727989 + ... + 728132.

Almost surely, 2104840712 is an apocalyptic number.

104840712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

104840712 is an abundant number, since it is smaller than the sum of its proper divisors (179103078).

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

104840712 is a wasteful number, since it uses less digits than its factorization.

104840712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456133 (or 1456126 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 104840712 is about 10239.1753574201. The cubic root of 104840712 is about 471.5307147425.

The spelling of 104840712 in words is "one hundred four million, eight hundred forty thousand, seven hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 1456121 2912242 4368363 5824484 8736726 11648968 13105089 17473452 26210178 34946904 52420356 104840712