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1303112013031 = 15182910409989
BaseRepresentation
bin10010111101100111100…
…001110101010011100111
311121120120010011002120001
4102331213201311103213
5132322233133404111
62434350312522131
7163101221231563
oct22754741652347
94546503132501
101303112013031
11462712839694
121906756b0347
1395b62a6a37a
14470dc9cc6a3
1523d6c2431c1
hex12f678754e7

1303112013031 has 8 divisors (see below), whose sum is σ = 1313324338400. Its totient is φ = 1292920509600.

The previous prime is 1303112013023. The next prime is 1303112013043. The reversal of 1303112013031 is 1303102113031.

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

It is a cyclic number.

It is not a de Polignac number, because 1303112013031 - 23 = 1303112013023 is a prime.

It is a super-2 number, since 2×13031120130312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303112013061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5079816 + ... + 5330173.

It is an arithmetic number, because the mean of its divisors is an integer number (164165542300).

Almost surely, 21303112013031 is an apocalyptic number.

1303112013031 is a deficient number, since it is larger than the sum of its proper divisors (10212325369).

1303112013031 is a wasteful number, since it uses less digits than its factorization.

1303112013031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10410969.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1303112013031 its reverse (1303102113031), we get a palindrome (2606214126062).

The spelling of 1303112013031 in words is "one trillion, three hundred three billion, one hundred twelve million, thirteen thousand, thirty-one".

Divisors: 1 151 829 125179 10409989 1571908339 8629880881 1303112013031