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147323207 = 1719456109
BaseRepresentation
bin10001100011111…
…11100101000111
3101021012210110002
420301333211013
5300203320312
622341351515
73436140503
oct1061774507
9337183402
10147323207
1176184119
124140859b
13246a26c5
14157cd303
15ce014c2
hex8c7f947

147323207 has 8 divisors (see below), whose sum is σ = 164199600. Its totient is φ = 131359104.

The previous prime is 147323179. The next prime is 147323221. The reversal of 147323207 is 702323741.

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 147323207 - 28 = 147322951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147323207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147323237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227732 + ... + 228377.

It is an arithmetic number, because the mean of its divisors is an integer number (20524950).

Almost surely, 2147323207 is an apocalyptic number.

147323207 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

147323207 is a deficient number, since it is larger than the sum of its proper divisors (16876393).

147323207 is a wasteful number, since it uses less digits than its factorization.

147323207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456145.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 147323207 is about 12137.6771665752. The cubic root of 147323207 is about 528.1497210374.

Adding to 147323207 its reverse (702323741), we get a palindrome (849646948).

The spelling of 147323207 in words is "one hundred forty-seven million, three hundred twenty-three thousand, two hundred seven".

Divisors: 1 17 19 323 456109 7753853 8666071 147323207