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104873048721 = 3272983355799
BaseRepresentation
bin110000110101011101…
…0111011101010010001
3101000200210010212101200
41201222322323222101
53204240000024341
6120102241221413
710401565130430
oct1415272735221
9330623125350
10104873048721
11405271137a1
12183a9931869
139b7427c41c
14510c317117
152adbe65db6
hex186aebba91

104873048721 has 24 divisors (see below), whose sum is σ = 173132668800. Its totient is φ = 59924373696.

The previous prime is 104873048669. The next prime is 104873048767. The reversal of 104873048721 is 127840378401.

It is not a de Polignac number, because 104873048721 - 29 = 104873048209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104873048321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1851580 + ... + 1907378.

It is an arithmetic number, because the mean of its divisors is an integer number (7213861200).

Almost surely, 2104873048721 is an apocalyptic number.

It is an amenable number.

104873048721 is a deficient number, since it is larger than the sum of its proper divisors (68259620079).

104873048721 is a wasteful number, since it uses less digits than its factorization.

104873048721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85645 (or 85642 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 45.

The spelling of 104873048721 in words is "one hundred four billion, eight hundred seventy-three million, forty-eight thousand, seven hundred twenty-one".

Divisors: 1 3 7 9 21 63 29833 55799 89499 167397 208831 268497 390593 502191 626493 1171779 1879479 3515337 1664651567 4993954701 11652560969 14981864103 34957682907 104873048721