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147482 = 2371993
BaseRepresentation
bin100100000000011010
321111022022
4210000122
514204412
63054442
71152656
oct440032
9244268
10147482
11a0895
1271422
135218a
143ba66
152da72
hex2401a

147482 has 8 divisors (see below), whose sum is σ = 227316. Its totient is φ = 71712.

The previous prime is 147481. The next prime is 147487. The reversal of 147482 is 284741.

It can be written as a sum of positive squares in 2 ways, for example, as 130321 + 17161 = 361^2 + 131^2 .

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

It is not an unprimeable number, because it can be changed into a prime (147481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 923 + ... + 1070.

2147482 is an apocalyptic number.

147482 is a deficient number, since it is larger than the sum of its proper divisors (79834).

147482 is a wasteful number, since it uses less digits than its factorization.

147482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032.

The product of its digits is 1792, while the sum is 26.

The square root of 147482 is about 384.0338526745. The cubic root of 147482 is about 52.8339409108.

Subtracting from 147482 its sum of digits (26), we obtain a square (147456 = 3842).

The spelling of 147482 in words is "one hundred forty-seven thousand, four hundred eighty-two".

Divisors: 1 2 37 74 1993 3986 73741 147482