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159930485 = 51113223679
BaseRepresentation
bin10011000100001…
…01100001110101
3102010221022101022
421202011201311
5311420233420
623511510525
73651246431
oct1142054165
9363838338
10159930485
1182305160
1245688445
1327197c30
14173519c1
15e091c25
hex9885875

159930485 has 16 divisors (see below), whose sum is σ = 225469440. Its totient is φ = 107365440.

The previous prime is 159930479. The next prime is 159930499. The reversal of 159930485 is 584039951.

It is a happy number.

It is not a de Polignac number, because 159930485 - 28 = 159930229 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111125 + ... + 112554.

It is an arithmetic number, because the mean of its divisors is an integer number (14091840).

Almost surely, 2159930485 is an apocalyptic number.

It is an amenable number.

159930485 is a deficient number, since it is larger than the sum of its proper divisors (65538955).

159930485 is a wasteful number, since it uses less digits than its factorization.

159930485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223708.

The product of its (nonzero) digits is 194400, while the sum is 44.

The square root of 159930485 is about 12646.3625205037. The cubic root of 159930485 is about 542.8048899547.

The spelling of 159930485 in words is "one hundred fifty-nine million, nine hundred thirty thousand, four hundred eighty-five".

Divisors: 1 5 11 13 55 65 143 715 223679 1118395 2460469 2907827 12302345 14539135 31986097 159930485