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13972540310064 = 2432713861647133
BaseRepresentation
bin1100101101010011110001…
…0011010100001000110000
31211110202120100200011200100
43023110330103110020300
53312411230304410224
645414521342352400
72641324401006360
oct313247423241060
954422510604610
1013972540310064
1144a77a2818166
121697b7b58b700
137a47b2c62ccb
143643bb5689a0
151936d0313ac9
hexcb53c4d4230

13972540310064 has 60 divisors (see below), whose sum is σ = 44689950360016. Its totient is φ = 3992154374016.

The previous prime is 13972540309997. The next prime is 13972540310081. The reversal of 13972540310064 is 46001304527931.

13972540310064 is a `hidden beast` number, since 1 + 3 + 9 + 72 + 540 + 31 + 0 + 0 + 6 + 4 = 666.

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 11 ways as a sum of consecutive naturals, for example, 6930822559 + ... + 6930824574.

Almost surely, 213972540310064 is an apocalyptic number.

13972540310064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13972540310064 is an abundant number, since it is smaller than the sum of its proper divisors (30717410049952).

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

13972540310064 is a wasteful number, since it uses less digits than its factorization.

13972540310064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13861647154 (or 13861647145 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

Adding to 13972540310064 its reverse (46001304527931), we get a palindrome (59973844837995).

The spelling of 13972540310064 in words is "thirteen trillion, nine hundred seventy-two billion, five hundred forty million, three hundred ten thousand, sixty-four".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 56 63 72 84 112 126 144 168 252 336 504 1008 13861647133 27723294266 41584941399 55446588532 83169882798 97031529931 110893177064 124754824197 166339765596 194063059862 221786354128 249509648394 291094589793 332679531192 388126119724 499019296788 582189179586 665359062384 776252239448 873283769379 998038593576 1164378359172 1552504478896 1746567538758 1996077187152 2328756718344 3493135077516 4657513436688 6986270155032 13972540310064