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1208441960011 = 11138450643077
BaseRepresentation
bin10001100101011100110…
…000001111011001001011
311021112012101202010001001
4101211130300033121023
5124244342120210021
62323052305035431
7153210214115236
oct21453460173113
94245171663031
101208441960011
11426551a89650
12176254925b77
1389c56571110
14426bb79a41d
152167add7091
hex1195cc0f64b

1208441960011 has 8 divisors (see below), whose sum is σ = 1419708037104. Its totient is φ = 1014077169120.

The previous prime is 1208441959997. The next prime is 1208441960023. The reversal of 1208441960011 is 1100691448021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1208441960011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1208441960311) 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, 4225321396 + ... + 4225321681.

It is an arithmetic number, because the mean of its divisors is an integer number (177463504638).

Almost surely, 21208441960011 is an apocalyptic number.

1208441960011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1208441960011 is a deficient number, since it is larger than the sum of its proper divisors (211266077093).

1208441960011 is a wasteful number, since it uses less digits than its factorization.

1208441960011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8450643101.

The product of its (nonzero) digits is 13824, while the sum is 37.

The spelling of 1208441960011 in words is "one trillion, two hundred eight billion, four hundred forty-one million, nine hundred sixty thousand, eleven".

Divisors: 1 11 13 143 8450643077 92957073847 109858360001 1208441960011