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159495053 = 6116131621
BaseRepresentation
bin10011000000110…
…11001110001101
3102010010012002012
421200123032031
5311312320203
623454311005
73644454104
oct1140331615
9363105065
10159495053
1182037aa3
12454b8465
1327074993
141727b03b
15e007bd8
hex981b38d

159495053 has 8 divisors (see below), whose sum is σ = 162310296. Its totient is φ = 156686400.

The previous prime is 159495029. The next prime is 159495103. The reversal of 159495053 is 350594951.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 13520329 + 145974724 = 3677^2 + 12082^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 159495053 - 224 = 142717837 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 159495053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159495653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97583 + ... + 99203.

It is an arithmetic number, because the mean of its divisors is an integer number (20288787).

Almost surely, 2159495053 is an apocalyptic number.

It is an amenable number.

159495053 is a deficient number, since it is larger than the sum of its proper divisors (2815243).

159495053 is a wasteful number, since it uses less digits than its factorization.

159495053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3295.

The product of its (nonzero) digits is 121500, while the sum is 41.

The square root of 159495053 is about 12629.1350851909. The cubic root of 159495053 is about 542.3118227196.

The spelling of 159495053 in words is "one hundred fifty-nine million, four hundred ninety-five thousand, fifty-three".

Divisors: 1 61 1613 1621 98393 98881 2614673 159495053