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1313012012032 = 21072337215249
BaseRepresentation
bin10011000110110101100…
…111010101010000000000
311122112010001202011002201
4103012311213111100000
5133003022033341112
62443104524122544
7163601442645460
oct23066547252000
94575101664081
101313012012032
11466933061446
12192579096454
1396a7cb13746
144779b75dba0
152424b44b257
hex131b59d5400

1313012012032 has 176 divisors, whose sum is σ = 3214739808000. Its totient is φ = 523703549952.

The previous prime is 1313012012029. The next prime is 1313012012047. The reversal of 1313012012032 is 2302102103131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5992344 + ... + 6207592.

Almost surely, 21313012012032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1313012012032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1607369904000).

1313012012032 is an abundant number, since it is smaller than the sum of its proper divisors (1901727795968).

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

1313012012032 is a wasteful number, since it uses less digits than its factorization.

1313012012032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215336 (or 215318 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1313012012032 its reverse (2302102103131), we get a palindrome (3615114115163).

The spelling of 1313012012032 in words is "one trillion, three hundred thirteen billion, twelve million, twelve thousand, thirty-two".