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52673144605 = 510534628921
BaseRepresentation
bin110001000011100100…
…000110011100011101
312000221212210222122121
4301003210012130131
51330333311111410
640110412142541
73543201225154
oct610344063435
9160855728577
1052673144605
112037a687174
12a260167a51
134c758128b3
14279977259b
1515843c29da
hexc4390671d

52673144605 has 4 divisors (see below), whose sum is σ = 63207773532. Its totient is φ = 42138515680.

The previous prime is 52673144603. The next prime is 52673144609. The reversal of 52673144605 is 50644137625.

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 31420753081 + 21252391524 = 177259^2 + 145782^2 .

It is not a de Polignac number, because 52673144605 - 21 = 52673144603 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52673144603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5267314456 + ... + 5267314465.

It is an arithmetic number, because the mean of its divisors is an integer number (15801943383).

Almost surely, 252673144605 is an apocalyptic number.

It is an amenable number.

52673144605 is a deficient number, since it is larger than the sum of its proper divisors (10534628927).

52673144605 is a wasteful number, since it uses less digits than its factorization.

52673144605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10534628926.

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 52673144605 in words is "fifty-two billion, six hundred seventy-three million, one hundred forty-four thousand, six hundred five".

Divisors: 1 5 10534628921 52673144605