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450136105 = 52313728571
BaseRepresentation
bin11010110101001…
…000100000101001
31011101000021122121
4122311020200221
51410213323410
6112355551241
714104044106
oct3265104051
91141007577
10450136105
112110a9a11
121068bb521
1372346933
1443ad5aad
15297b89da
hex1ad48829

450136105 has 16 divisors (see below), whose sum is σ = 567782784. Its totient is φ = 341925760.

The previous prime is 450136103. The next prime is 450136109. The reversal of 450136105 is 501631054.

It is not a de Polignac number, because 450136105 - 21 = 450136103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 450136105.

It is not an unprimeable number, because it can be changed into a prime (450136103) 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, 1470 + ... + 30040.

It is an arithmetic number, because the mean of its divisors is an integer number (35486424).

Almost surely, 2450136105 is an apocalyptic number.

It is an amenable number.

450136105 is a deficient number, since it is larger than the sum of its proper divisors (117646679).

450136105 is a wasteful number, since it uses less digits than its factorization.

450136105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28736.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 450136105 is about 21216.4112186769. The cubic root of 450136105 is about 766.3866827875.

Adding to 450136105 its reverse (501631054), we get a palindrome (951767159).

It can be divided in two parts, 450136 and 105, that added together give a square (450241 = 6712).

The spelling of 450136105 in words is "four hundred fifty million, one hundred thirty-six thousand, one hundred five".

Divisors: 1 5 23 115 137 685 3151 15755 28571 142855 657133 3285665 3914227 19571135 90027221 450136105