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150666053 = 178999581
BaseRepresentation
bin10001111101011…
…11101101000101
3101111111121222012
420332233231011
5302032303203
622541144005
73506432426
oct1076575505
9344447865
10150666053
11780576aa
124255b005
13252a3115
141601d64d
15d361bd8
hex8fafb45

150666053 has 8 divisors (see below), whose sum is σ = 161322840. Its totient is φ = 140208640.

The previous prime is 150666011. The next prime is 150666059. The reversal of 150666053 is 350666051.

It can be written as a sum of positive squares in 4 ways, for example, as 45131524 + 105534529 = 6718^2 + 10273^2 .

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 150666053 - 210 = 150665029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150666059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48278 + ... + 51303.

It is an arithmetic number, because the mean of its divisors is an integer number (20165355).

Almost surely, 2150666053 is an apocalyptic number.

It is an amenable number.

150666053 is a deficient number, since it is larger than the sum of its proper divisors (10656787).

150666053 is an equidigital number, since it uses as much as digits as its factorization.

150666053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99687.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 150666053 is about 12274.6100956405. The cubic root of 150666053 is about 532.1145533654.

The spelling of 150666053 in words is "one hundred fifty million, six hundred sixty-six thousand, fifty-three".

Divisors: 1 17 89 1513 99581 1692877 8862709 150666053