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12310411500340 = 2252293138587421
BaseRepresentation
bin1011001100100011110110…
…1101000101101100110100
31121120212022202002011000021
42303020331231011230310
53103143210321002330
642103154105454524
72410253321150302
oct263107555055464
947525282064007
1012310411500340
113a168a83a6438
121469a0baa1444
136b3b36545985
14307b8179d272
1516534e67367a
hexb323db45b34

12310411500340 has 48 divisors (see below), whose sum is σ = 26047711907280. Its totient is φ = 4886997672960.

The previous prime is 12310411500319. The next prime is 12310411500379. The reversal of 12310411500340 is 4300511401321.

It can be written as a sum of positive squares in 8 ways, for example, as 34371676816 + 12276039823524 = 185396^2 + 3503718^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2860171 + ... + 5727250.

It is an arithmetic number, because the mean of its divisors is an integer number (542660664735).

Almost surely, 212310411500340 is an apocalyptic number.

12310411500340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12310411500340 is an abundant number, since it is smaller than the sum of its proper divisors (13737300406940).

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

12310411500340 is a wasteful number, since it uses less digits than its factorization.

12310411500340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8587972 (or 8587970 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 12310411500340 its reverse (4300511401321), we get a palindrome (16610922901661).

The spelling of 12310411500340 in words is "twelve trillion, three hundred ten billion, four hundred eleven million, five hundred thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 229 313 458 626 916 1145 1252 1565 2290 3130 4580 6260 71677 143354 286708 358385 716770 1433540 8587421 17174842 34349684 42937105 85874210 171748420 1966519409 2687862773 3933038818 5375725546 7866077636 9832597045 10751451092 13439313865 19665194090 26878627730 39330388180 53757255460 615520575017 1231041150034 2462082300068 3077602875085 6155205750170 12310411500340