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159407149 = 1143337013
BaseRepresentation
bin10011000000001…
…01110000101101
3102002221201111111
421200011300231
5311302012044
623452352021
73643636606
oct1140056055
9362851444
10159407149
1181a87a50
1245475611
1327043975
1417256dad
15dedbb34
hex9805c2d

159407149 has 8 divisors (see below), whose sum is σ = 177943392. Its totient is φ = 141545040.

The previous prime is 159407119. The next prime is 159407153. The reversal of 159407149 is 941704951.

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 159407149 - 211 = 159405101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159407119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168034 + ... + 168979.

It is an arithmetic number, because the mean of its divisors is an integer number (22242924).

Almost surely, 2159407149 is an apocalyptic number.

It is an amenable number.

159407149 is a deficient number, since it is larger than the sum of its proper divisors (18536243).

159407149 is a wasteful number, since it uses less digits than its factorization.

159407149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337067.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 159407149 is about 12625.6543988817. The cubic root of 159407149 is about 542.2121746153.

The spelling of 159407149 in words is "one hundred fifty-nine million, four hundred seven thousand, one hundred forty-nine".

Divisors: 1 11 43 473 337013 3707143 14491559 159407149