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150665142 = 2325110857
BaseRepresentation
bin10001111101011…
…11011110110110
3101111111120201110
420332233132312
5302032241032
622541135450
73506426655
oct1076573666
9344446643
10150665142
1178056a51
124255a586
13252a2894
141601d19c
15d3617cc
hex8faf7b6

150665142 has 8 divisors (see below), whose sum is σ = 301330296. Its totient is φ = 50221712.

The previous prime is 150665113. The next prime is 150665171. The reversal of 150665142 is 241566051.

It is an interprime number because it is at equal distance from previous prime (150665113) and next prime (150665171).

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

150665142 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12555423 + ... + 12555434.

It is an arithmetic number, because the mean of its divisors is an integer number (37666287).

Almost surely, 2150665142 is an apocalyptic number.

150665142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150665142 is a wasteful number, since it uses less digits than its factorization.

150665142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25110862.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 150665142 is about 12274.5729864627. The cubic root of 150665142 is about 532.1134808890.

Subtracting 150665142 from its reverse (241566051), we obtain a palindrome (90900909).

The spelling of 150665142 in words is "one hundred fifty million, six hundred sixty-five thousand, one hundred forty-two".

Divisors: 1 2 3 6 25110857 50221714 75332571 150665142