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11983522393470 = 2354317191540373
BaseRepresentation
bin1010111001100010000110…
…0110000110110101111110
31120102121120021112222000010
42232120201212012311332
53032314223213042340
641253053145444050
72344531566453225
oct256304146066576
946377507488003
1011983522393470
113900201a88171
1214165a14a0626
1368c06c9c2254
142d6011443cbc
1515babb536b80
hexae621986d7e

11983522393470 has 64 divisors (see below), whose sum is σ = 29431067871744. Its totient is φ = 3121102212480.

The previous prime is 11983522393361. The next prime is 11983522393487. The reversal of 11983522393470 is 7439322538911.

It is a self number, because there is not a number n which added to its sum of digits gives 11983522393470.

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 31 ways as a sum of consecutive naturals, for example, 21906204 + ... + 22446576.

It is an arithmetic number, because the mean of its divisors is an integer number (459860435496).

Almost surely, 211983522393470 is an apocalyptic number.

11983522393470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11983522393470 is an abundant number, since it is smaller than the sum of its proper divisors (17447545478274).

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

11983522393470 is a wasteful number, since it uses less digits than its factorization.

11983522393470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557617.

The product of its (nonzero) digits is 9797760, while the sum is 57.

The spelling of 11983522393470 in words is "eleven trillion, nine hundred eighty-three billion, five hundred twenty-two million, three hundred ninety-three thousand, four hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 43 86 129 215 258 430 645 1290 17191 34382 51573 85955 103146 171910 257865 515730 540373 739213 1080746 1478426 1621119 2217639 2701865 3242238 3696065 4435278 5403730 7392130 8105595 11088195 16211190 22176390 23236039 46472078 69708117 116180195 139416234 232360390 348540585 697081170 9289552243 18579104486 27868656729 46447761215 55737313458 92895522430 139343283645 278686567290 399450746449 798901492898 1198352239347 1997253732245 2396704478694 3994507464490 5991761196735 11983522393470