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5318191351 = 118911714639
BaseRepresentation
bin1001111001111110…
…10010100011110111
3111201122010010001001
410330333102203313
541342424110401
62235415144131
7245534611024
oct47477224367
914648103031
105318191351
112289a86970
121045075047
13669a587b5
1438644c54b
15211d5a601
hex13cfd28f7

5318191351 has 16 divisors (see below), whose sum is σ = 5873126400. Its totient is φ = 4775284800.

The previous prime is 5318191343. The next prime is 5318191357. The reversal of 5318191351 is 1531918135.

It is not a de Polignac number, because 5318191351 - 23 = 5318191343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5318191351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5318191357) 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, 1144090 + ... + 1148728.

It is an arithmetic number, because the mean of its divisors is an integer number (367070400).

Almost surely, 25318191351 is an apocalyptic number.

5318191351 is a deficient number, since it is larger than the sum of its proper divisors (554935049).

5318191351 is a wasteful number, since it uses less digits than its factorization.

5318191351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5910.

The product of its digits is 16200, while the sum is 37.

The square root of 5318191351 is about 72925.9305802813. The cubic root of 5318191351 is about 1745.5058947058.

The spelling of 5318191351 in words is "five billion, three hundred eighteen million, one hundred ninety-one thousand, three hundred fifty-one".

Divisors: 1 11 89 979 1171 4639 12881 51029 104219 412871 1146409 4541581 5432269 59754959 483471941 5318191351