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1318480163 = 711133797367
BaseRepresentation
bin100111010010110…
…0110100100100011
310101212221201202122
41032211212210203
510200012331123
6334455334455
744446616330
oct11645464443
93355851678
101318480163
1161727a730
1230968142b
131802086a0
14c7171987
157ab40bc8
hex4e966923

1318480163 has 64 divisors (see below), whose sum is σ = 1841860608. Its totient is φ = 910725120.

The previous prime is 1318480151. The next prime is 1318480211. The reversal of 1318480163 is 3610848131.

It is a cyclic number.

It is not a de Polignac number, because 1318480163 - 28 = 1318479907 is a prime.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (1318480103) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3592406 + ... + 3592772.

It is an arithmetic number, because the mean of its divisors is an integer number (28779072).

Almost surely, 21318480163 is an apocalyptic number.

1318480163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1318480163 is a deficient number, since it is larger than the sum of its proper divisors (523380445).

1318480163 is a wasteful number, since it uses less digits than its factorization.

1318480163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 1318480163 is about 36310.8821567309. The cubic root of 1318480163 is about 1096.5401380965.

The spelling of 1318480163 in words is "one billion, three hundred eighteen million, four hundred eighty thousand, one hundred sixty-three".

Divisors: 1 7 11 13 37 77 91 97 143 259 367 407 481 679 1001 1067 1261 2569 2849 3367 3589 4037 4771 5291 7469 8827 13579 13871 25123 28259 33397 35599 37037 39479 46657 52481 95053 97097 149369 176527 249193 276353 326599 367367 391589 462787 513227 1045583 1235689 1317163 1941797 2741123 3239509 3592589 5090657 9220141 13592579 14488793 17123119 35634599 101421551 119861833 188354309 1318480163