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1230003313 = 71115974069
BaseRepresentation
bin100100101010000…
…0101110001110001
310011201110122100021
41021110011301301
510004340101223
6322015123441
742323566330
oct11124056161
93151418307
101230003313
11581339770
122a3b13581
13167a9ab16
14b94ddd17
1572eb565d
hex49505c71

1230003313 has 8 divisors (see below), whose sum is σ = 1533510720. Its totient is φ = 958444080.

The previous prime is 1230003293. The next prime is 1230003319. The reversal of 1230003313 is 3133000321.

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

It is not a de Polignac number, because 1230003313 - 29 = 1230002801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1230003319) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7986958 + ... + 7987111.

It is an arithmetic number, because the mean of its divisors is an integer number (191688840).

Almost surely, 21230003313 is an apocalyptic number.

It is an amenable number.

1230003313 is a deficient number, since it is larger than the sum of its proper divisors (303507407).

1230003313 is a wasteful number, since it uses less digits than its factorization.

1230003313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15974087.

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

The square root of 1230003313 is about 35071.4030657457. The cubic root of 1230003313 is about 1071.4422316641.

Adding to 1230003313 its reverse (3133000321), we get a palindrome (4363003634).

The spelling of 1230003313 in words is "one billion, two hundred thirty million, three thousand, three hundred thirteen".

Divisors: 1 7 11 77 15974069 111818483 175714759 1230003313