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1303133142 = 23217188857
BaseRepresentation
bin100110110101100…
…0011101111010110
310100211002000121110
41031223003233112
510132100230032
6333150355450
744202306663
oct11553035726
93324060543
101303133142
11609648243
123044bbb86
13179c940cc
14c50d8a6a
157960d7cc
hex4dac3bd6

1303133142 has 8 divisors (see below), whose sum is σ = 2606266296. Its totient is φ = 434377712.

The previous prime is 1303133141. The next prime is 1303133191. The reversal of 1303133142 is 2413313031.

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

1303133142 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303133141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108594423 + ... + 108594434.

It is an arithmetic number, because the mean of its divisors is an integer number (325783287).

Almost surely, 21303133142 is an apocalyptic number.

1303133142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1303133142 is a wasteful number, since it uses less digits than its factorization.

1303133142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217188862.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1303133142 is about 36098.9354690689. The cubic root of 1303133142 is about 1092.2689716352.

Adding to 1303133142 its reverse (2413313031), we get a palindrome (3716446173).

The spelling of 1303133142 in words is "one billion, three hundred three million, one hundred thirty-three thousand, one hundred forty-two".

Divisors: 1 2 3 6 217188857 434377714 651566571 1303133142