Base | Representation |
---|---|
bin | 11001001110001000… |
… | …11010111101111111 |
3 | 1021221122121011222021 |
4 | 30213010122331333 |
5 | 210212313403401 |
6 | 10115333101011 |
7 | 656354160142 |
oct | 144704327577 |
9 | 37848534867 |
10 | 13540372351 |
11 | 5819207180 |
12 | 275a787767 |
13 | 137a320c5c |
14 | 926430059 |
15 | 543ae22a1 |
hex | 32711af7f |
13540372351 has 16 divisors (see below), whose sum is σ = 14894466048. Its totient is φ = 12206937600.
The previous prime is 13540372301. The next prime is 13540372357. The reversal of 13540372351 is 15327304531.
It is not a de Polignac number, because 13540372351 - 29 = 13540371839 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13540372357) 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, 3042610 + ... + 3047056.
It is an arithmetic number, because the mean of its divisors is an integer number (930904128).
Almost surely, 213540372351 is an apocalyptic number.
13540372351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
13540372351 is a deficient number, since it is larger than the sum of its proper divisors (1354093697).
13540372351 is a wasteful number, since it uses less digits than its factorization.
13540372351 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6702.
The product of its (nonzero) digits is 37800, while the sum is 34.
Adding to 13540372351 its reverse (15327304531), we get a palindrome (28867676882).
The spelling of 13540372351 in words is "thirteen billion, five hundred forty million, three hundred seventy-two thousand, three hundred fifty-one".
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