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BaseRepresentation
bin100011111101110001
321111002001
4203331301
514203223
63054001
71152325
oct437561
9244061
10147313
11a0751
1271301
135208a
143b985
hex23f71

147313 has 4 divisors (see below), whose sum is σ = 150948. Its totient is φ = 143680.

The previous prime is 147311. The next prime is 147319. The reversal of 147313 is 313741.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23409 + 123904 = 153^2 + 352^2 .

It is a cyclic number.

It is not a de Polignac number, because 147313 - 21 = 147311 is a prime.

It is a super-2 number, since 2×1473132 = 43402239938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1756 + ... + 1837.

It is an arithmetic number, because the mean of its divisors is an integer number (37737).

2147313 is an apocalyptic number.

It is an amenable number.

147313 is a deficient number, since it is larger than the sum of its proper divisors (3635).

147313 is an equidigital number, since it uses as much as digits as its factorization.

147313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3634.

The product of its digits is 252, while the sum is 19.

The square root of 147313 is about 383.8137569186. The cubic root of 147313 is about 52.8137523483.

The spelling of 147313 in words is "one hundred forty-seven thousand, three hundred thirteen".

Divisors: 1 41 3593 147313