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150330805 = 541733321
BaseRepresentation
bin10001111010111…
…01110110110101
3101110212121002121
420331131312311
5301441041210
622530035541
73503535142
oct1075356665
9343777077
10150330805
1177948839
1242418bb1
13251b6651
1415d733c9
15d2e76da
hex8f5ddb5

150330805 has 8 divisors (see below), whose sum is σ = 184797144. Its totient is φ = 117331200.

The previous prime is 150330757. The next prime is 150330853. The reversal of 150330805 is 508033051.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (150330757) and next prime (150330853).

It can be written as a sum of positive squares in 4 ways, for example, as 17089956 + 133240849 = 4134^2 + 11543^2 .

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

It is a de Polignac number, because none of the positive numbers 2k-150330805 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 150330805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366456 + ... + 366865.

It is an arithmetic number, because the mean of its divisors is an integer number (23099643).

Almost surely, 2150330805 is an apocalyptic number.

It is an amenable number.

150330805 is a deficient number, since it is larger than the sum of its proper divisors (34466339).

150330805 is an equidigital number, since it uses as much as digits as its factorization.

150330805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733367.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 150330805 is about 12260.9463337868. The cubic root of 150330805 is about 531.7195897742.

Adding to 150330805 its reverse (508033051), we get a palindrome (658363856).

The spelling of 150330805 in words is "one hundred fifty million, three hundred thirty thousand, eight hundred five".

Divisors: 1 5 41 205 733321 3666605 30066161 150330805