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13311001000120 = 235884937605947
BaseRepresentation
bin1100000110110011010101…
…1111000111100010111000
31202010112000112202021011111
43001230311133013202320
53221041412224000440
644150553415210104
72542455004443505
oct301546537074270
952115015667144
1013311001000120
11427218905822a
1215ab917376934
137572b69a1945
143403822184ac
151813b2a314ea
hexc1b357c78b8

13311001000120 has 32 divisors (see below), whose sum is σ = 29953137582000. Its totient is φ = 5323798563328.

The previous prime is 13311001000117. The next prime is 13311001000159. The reversal of 13311001000120 is 2100010011331.

It is a self number, because there is not a number n which added to its sum of digits gives 13311001000120.

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 7 ways as a sum of consecutive naturals, for example, 18449014 + ... + 19156933.

Almost surely, 213311001000120 is an apocalyptic number.

13311001000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13311001000120 is an abundant number, since it is smaller than the sum of its proper divisors (16642136581880).

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

13311001000120 is a wasteful number, since it uses less digits than its factorization.

13311001000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37614807 (or 37614803 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 13311001000120 its reverse (2100010011331), we get a palindrome (15411011011451).

The spelling of 13311001000120 in words is "thirteen trillion, three hundred eleven billion, one million, one hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 20 40 8849 17698 35396 44245 70792 88490 176980 353960 37605947 75211894 150423788 188029735 300847576 376059470 752118940 1504237880 332775025003 665550050006 1331100100012 1663875125015 2662200200024 3327750250030 6655500500060 13311001000120