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103706448447 = 3730716086001
BaseRepresentation
bin110000010010101100…
…0101101001000111111
3100220200110222102200010
41200211120231020333
53144342322322242
6115350405034303
710330641160440
oct1404530551077
9326613872603
10103706448447
113aa8864a738
12181230b5993
139a196804c4
14503b3dd2c7
152a6e82689c
hex182562d23f

103706448447 has 16 divisors (see below), whose sum is σ = 158543635712. Its totient is φ = 59067792000.

The previous prime is 103706448431. The next prime is 103706448523. The reversal of 103706448447 is 744844607301.

It is not a de Polignac number, because 103706448447 - 24 = 103706448431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103706448396 and 103706448405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103706448647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8036554 + ... + 8049447.

It is an arithmetic number, because the mean of its divisors is an integer number (9908977232).

Almost surely, 2103706448447 is an apocalyptic number.

103706448447 is a deficient number, since it is larger than the sum of its proper divisors (54837187265).

103706448447 is a wasteful number, since it uses less digits than its factorization.

103706448447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16086318.

The product of its (nonzero) digits is 1806336, while the sum is 48.

The spelling of 103706448447 in words is "one hundred three billion, seven hundred six million, four hundred forty-eight thousand, four hundred forty-seven".

Divisors: 1 3 7 21 307 921 2149 6447 16086001 48258003 112602007 337806021 4938402307 14815206921 34568816149 103706448447