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10231032030985 = 529123677570509
BaseRepresentation
bin1001010011100001100100…
…0001111010011100001001
31100020002002012202110001201
42110320121001322130021
52320111123144442420
633432023215144201
72104111340245663
oct224703101723411
940202065673051
1010231032030985
113294a5794a417
121192a13b15061
13592a225b31bc
14275282743533
1512b1ec8ed10a
hex94e1907a709

10231032030985 has 16 divisors (see below), whose sum is σ = 12700716440400. Its totient is φ = 7902512509696.

The previous prime is 10231032030929. The next prime is 10231032031001. The reversal of 10231032030985 is 58903023013201.

It can be written as a sum of positive squares in 8 ways, for example, as 1939379323456 + 8291652707529 = 1392616^2 + 2879523^2 .

It is a cyclic number.

It is not a de Polignac number, because 10231032030985 - 223 = 10231023642377 is a prime.

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, 17647911 + ... + 18218419.

It is an arithmetic number, because the mean of its divisors is an integer number (793794777525).

Almost surely, 210231032030985 is an apocalyptic number.

It is an amenable number.

10231032030985 is a deficient number, since it is larger than the sum of its proper divisors (2469684409415).

10231032030985 is a wasteful number, since it uses less digits than its factorization.

10231032030985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694220.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 10231032030985 in words is "ten trillion, two hundred thirty-one billion, thirty-two million, thirty thousand, nine hundred eighty-five".

Divisors: 1 5 29 145 123677 570509 618385 2852545 3586633 16544761 17933165 82723805 70558841593 352794207965 2046206406197 10231032030985