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68754913416 = 23327136418479
BaseRepresentation
bin100000000001000011…
…1001011100010001000
320120110122111111011200
41000002013023202020
52111302224212131
651330252224200
74652545056420
oct1000207134210
9216418444150
1068754913416
11271823a10a2
12113a9a6b060
1366394c8327
14348350b480
151bc616b2e6
hex10021cb888

68754913416 has 48 divisors (see below), whose sum is σ = 212812828800. Its totient is φ = 19644260832.

The previous prime is 68754913363. The next prime is 68754913439. The reversal of 68754913416 is 61431945786.

68754913416 is a `hidden beast` number, since 6 + 87 + 549 + 1 + 3 + 4 + 16 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68208736 + ... + 68209743.

It is an arithmetic number, because the mean of its divisors is an integer number (4433600600).

Almost surely, 268754913416 is an apocalyptic number.

It is an amenable number.

68754913416 is an abundant number, since it is smaller than the sum of its proper divisors (144057915384).

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

68754913416 is a wasteful number, since it uses less digits than its factorization.

68754913416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136418498 (or 136418491 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The spelling of 68754913416 in words is "sixty-eight billion, seven hundred fifty-four million, nine hundred thirteen thousand, four hundred sixteen".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 56 63 72 84 126 168 252 504 136418479 272836958 409255437 545673916 818510874 954929353 1091347832 1227766311 1637021748 1909858706 2455532622 2864788059 3274043496 3819717412 4911065244 5729576118 7639434824 8594364177 9822130488 11459152236 17188728354 22918304472 34377456708 68754913416