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1230301330 = 25123030133
BaseRepresentation
bin100100101010100…
…1110100010010010
310011202000210010221
41021111032202102
510004424120310
6322025343254
742326250226
oct11125164222
93152023127
101230301330
11581522665
122a4037b2a
13167b7366b
14b957a786
1573023ada
hex4954e892

1230301330 has 8 divisors (see below), whose sum is σ = 2214542412. Its totient is φ = 492120528.

The previous prime is 1230301327. The next prime is 1230301361. The reversal of 1230301330 is 331030321.

It can be written as a sum of positive squares in 2 ways, for example, as 1229694489 + 606841 = 35067^2 + 779^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61515057 + ... + 61515076.

Almost surely, 21230301330 is an apocalyptic number.

1230301330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230301330 is a deficient number, since it is larger than the sum of its proper divisors (984241082).

1230301330 is a wasteful number, since it uses less digits than its factorization.

1230301330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123030140.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 1230301330 is about 35075.6515263794. The cubic root of 1230301330 is about 1071.5287577765.

Adding to 1230301330 its reverse (331030321), we get a palindrome (1561331651).

The spelling of 1230301330 in words is "one billion, two hundred thirty million, three hundred one thousand, three hundred thirty".

Divisors: 1 2 5 10 123030133 246060266 615150665 1230301330