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150664513 = 236550631
BaseRepresentation
bin10001111101011…
…11010101000001
3101111111112212011
420332233111001
5302032231023
622541132521
73506425066
oct1076572501
9344445764
10150664513
117805652a
124255a141
13252a24cc
141601cc6d
15d36150d
hex8faf541

150664513 has 4 divisors (see below), whose sum is σ = 157215168. Its totient is φ = 144113860.

The previous prime is 150664511. The next prime is 150664519. The reversal of 150664513 is 315466051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 150664513 - 21 = 150664511 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150664511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3275293 + ... + 3275338.

It is an arithmetic number, because the mean of its divisors is an integer number (39303792).

Almost surely, 2150664513 is an apocalyptic number.

It is an amenable number.

150664513 is a deficient number, since it is larger than the sum of its proper divisors (6550655).

150664513 is an equidigital number, since it uses as much as digits as its factorization.

150664513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6550654.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 150664513 is about 12274.5473643634. The cubic root of 150664513 is about 532.1127403951.

The spelling of 150664513 in words is "one hundred fifty million, six hundred sixty-four thousand, five hundred thirteen".

Divisors: 1 23 6550631 150664513