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159481107 = 32149118927
BaseRepresentation
bin10011000000101…
…11110100010011
3102010002110221200
421200113310103
5311311343412
623454122243
73644365332
oct1140276423
9363073850
10159481107
1182028575
12454b0383
132706b526
1417275d19
15e0039dc
hex9817d13

159481107 has 12 divisors (see below), whose sum is σ = 231909600. Its totient is φ = 105606288.

The previous prime is 159481073. The next prime is 159481163. The reversal of 159481107 is 701184951.

It is not a de Polignac number, because 159481107 - 211 = 159479059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (159481177) 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 11 ways as a sum of consecutive naturals, for example, 58123 + ... + 60804.

It is an arithmetic number, because the mean of its divisors is an integer number (19325800).

Almost surely, 2159481107 is an apocalyptic number.

159481107 is a deficient number, since it is larger than the sum of its proper divisors (72428493).

159481107 is a wasteful number, since it uses less digits than its factorization.

159481107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119082 (or 119079 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 36.

The square root of 159481107 is about 12628.5829371311. The cubic root of 159481107 is about 542.2960159573.

The spelling of 159481107 in words is "one hundred fifty-nine million, four hundred eighty-one thousand, one hundred seven".

Divisors: 1 3 9 149 447 1341 118927 356781 1070343 17720123 53160369 159481107