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23331011230240 = 255720831260027
BaseRepresentation
bin1010100111000001011001…
…01000101111101000100000
310001121102102021202112022221
411103200230220233220200
511024223402333331430
6121342041341040424
74625416131223330
oct523405450575040
9101542367675287
1023331011230240
11748569866830a
122749858556114
1310031496772cc
145a9326b330c0
152a6d5e56157a
hex15382ca2fa20

23331011230240 has 48 divisors (see below), whose sum is σ = 62993730324672. Its totient is φ = 7999203849984.

The previous prime is 23331011230223. The next prime is 23331011230259. The reversal of 23331011230240 is 4203211013332.

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 7 ways as a sum of consecutive naturals, for example, 10415628894 + ... + 10415631133.

It is an arithmetic number, because the mean of its divisors is an integer number (1312369381764).

Almost surely, 223331011230240 is an apocalyptic number.

23331011230240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23331011230240 is an abundant number, since it is smaller than the sum of its proper divisors (39662719094432).

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

23331011230240 is a wasteful number, since it uses less digits than its factorization.

23331011230240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20831260049 (or 20831260041 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 23331011230240 its reverse (4203211013332), we get a palindrome (27534222243572).

The spelling of 23331011230240 in words is "twenty-three trillion, three hundred thirty-one billion, eleven million, two hundred thirty thousand, two hundred forty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 70 80 112 140 160 224 280 560 1120 20831260027 41662520054 83325040108 104156300135 145818820189 166650080216 208312600270 291637640378 333300160432 416625200540 583275280756 666600320864 729094100945 833250401080 1166550561512 1458188201890 1666500802160 2333101123024 2916376403780 3333001604320 4666202246048 5832752807560 11665505615120 23331011230240