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10144766705 = 52028953341
BaseRepresentation
bin10010111001010110…
…01101101011110001
3222012000011112201012
421130223031223301
5131234030013310
64354353320305
7506253044213
oct113453155361
928160145635
1010144766705
114336502417
121b71566095
13c589a6348
146c34885b3
153e5956c05
hex25cacdaf1

10144766705 has 4 divisors (see below), whose sum is σ = 12173720052. Its totient is φ = 8115813360.

The previous prime is 10144766669. The next prime is 10144766717. The reversal of 10144766705 is 50766744101.

10144766705 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2487116641 + 7657650064 = 49871^2 + 87508^2 .

It is not a de Polignac number, because 10144766705 - 226 = 10077657841 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1014476666 + ... + 1014476675.

It is an arithmetic number, because the mean of its divisors is an integer number (3043430013).

Almost surely, 210144766705 is an apocalyptic number.

It is an amenable number.

10144766705 is a deficient number, since it is larger than the sum of its proper divisors (2028953347).

10144766705 is an equidigital number, since it uses as much as digits as its factorization.

10144766705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028953346.

The product of its (nonzero) digits is 141120, while the sum is 41.

The spelling of 10144766705 in words is "ten billion, one hundred forty-four million, seven hundred sixty-six thousand, seven hundred five".

Divisors: 1 5 2028953341 10144766705