Search a number
1303230324 = 2231123429259
BaseRepresentation
bin100110110101101…
…1011011101110100
310100211020221220210
41031223123131310
510132111332244
6333152425420
744203163214
oct11553333564
93324227823
101303230324
11609704260
12304548270
13179cc9406
14c5122244
157962c4b9

1303230324 has 48 divisors (see below), whose sum is σ = 3461552640. Its totient is φ = 377747040.

The previous prime is 1303230287. The next prime is 1303230343. The reversal of 1303230324 is 4230323031.

It is a self number, because there is not a number n which added to its sum of digits gives 1303230324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211594 + ... + 217665.

It is an arithmetic number, because the mean of its divisors is an integer number (72115680).

Almost surely, 21303230324 is an apocalyptic number.

It is an amenable number.

1303230324 is an abundant number, since it is smaller than the sum of its proper divisors (2158322316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1303230324 is a wasteful number, since it uses less digits than its factorization.

1303230324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429300 (or 429298 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 1303230324 is about 36100.2814947474. The cubic root of 1303230324 is about 1092.2961231828.

Adding to 1303230324 its reverse (4230323031), we get a palindrome (5533553355).

The spelling of 1303230324 in words is "one billion, three hundred three million, two hundred thirty thousand, three hundred twenty-four".