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11968512060 = 2235732732537
BaseRepresentation
bin10110010010110000…
…10000000000111100
31010220002212102000110
423021120100000330
5144002414341220
65255342430020
7602406450111
oct131130200074
933802772013
1011968512060
115091a0528a
1223a0292310
13118978b4cb
14817782908
154a0b00be0
hex2c961003c

11968512060 has 48 divisors (see below), whose sum is σ = 33970912416. Its totient is φ = 3147881472.

The previous prime is 11968512037. The next prime is 11968512197. The reversal of 11968512060 is 6021586911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1361889 + ... + 1370648.

It is an arithmetic number, because the mean of its divisors is an integer number (707727342).

Almost surely, 211968512060 is an apocalyptic number.

11968512060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11968512060 is an abundant number, since it is smaller than the sum of its proper divisors (22002400356).

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

11968512060 is a wasteful number, since it uses less digits than its factorization.

11968512060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2732622 (or 2732620 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 39.

It can be divided in two parts, 1196851 and 2060, that added together give a palindrome (1198911).

The spelling of 11968512060 in words is "eleven billion, nine hundred sixty-eight million, five hundred twelve thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 73 146 219 292 365 438 730 876 1095 1460 2190 4380 2732537 5465074 8197611 10930148 13662685 16395222 27325370 32790444 40988055 54650740 81976110 163952220 199475201 398950402 598425603 797900804 997376005 1196851206 1994752010 2393702412 2992128015 3989504020 5984256030 11968512060