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130603 = 1131383
BaseRepresentation
bin11111111000101011
320122011011
4133320223
513134403
62444351
71052524
oct377053
9218134
10130603
118a140
12636b7
13475a5
143584b
1528a6d
hex1fe2b

130603 has 8 divisors (see below), whose sum is σ = 147456. Its totient is φ = 114600.

The previous prime is 130589. The next prime is 130619. The reversal of 130603 is 306031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130603 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130633) 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, 150 + ... + 532.

It is an arithmetic number, because the mean of its divisors is an integer number (18432).

2130603 is an apocalyptic number.

130603 is a deficient number, since it is larger than the sum of its proper divisors (16853).

130603 is a wasteful number, since it uses less digits than its factorization.

130603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 130603 is about 361.3903706520. The cubic root of 130603 is about 50.7361744150.

Adding to 130603 its reverse (306031), we get a palindrome (436634).

The spelling of 130603 in words is "one hundred thirty thousand, six hundred three".

Divisors: 1 11 31 341 383 4213 11873 130603