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78850740283483 = 767732303085559
BaseRepresentation
bin10001111011011011011110…
…010111010110100001011011
3101100012001112122221101022011
4101323123132113112201123
540313342304003032413
6435411310252210351
722415530564530040
oct2173333627264133
9340161478841264
1078850740283483
112314045828a033
128a159754699b7
1334cc7927bc1bc
14156857921d1c7
1591b14e5c133d
hex47b6de5d685b

78850740283483 has 16 divisors (see below), whose sum is σ = 92713012303360. Its totient is φ = 65665575429696.

The previous prime is 78850740283481. The next prime is 78850740283589. The reversal of 78850740283483 is 38438204705887.

It is a cyclic number.

It is not a de Polignac number, because 78850740283483 - 21 = 78850740283481 is a prime.

It is a super-2 number, since 2×788507402834832 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (67).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (78850740283481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1151508543 + ... + 1151577016.

It is an arithmetic number, because the mean of its divisors is an integer number (5794563268960).

Almost surely, 278850740283483 is an apocalyptic number.

78850740283483 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

78850740283483 is a deficient number, since it is larger than the sum of its proper divisors (13862272019877).

78850740283483 is a wasteful number, since it uses less digits than its factorization.

78850740283483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2303085706.

The product of its (nonzero) digits is 289013760, while the sum is 67.

The spelling of 78850740283483 in words is "seventy-eight trillion, eight hundred fifty billion, seven hundred forty million, two hundred eighty-three thousand, four hundred eighty-three".

Divisors: 1 7 67 73 469 511 4891 34237 2303085559 16121598913 154306732453 168125245807 1080147127171 1176876720649 11264391469069 78850740283483