Base | Representation |
---|---|
bin | 1011111100110111011100… |
… | …1110110001110010111001 |
3 | 1201112012102110201022220020 |
4 | 2333031313032301302321 |
5 | 3210242321130234040 |
6 | 43540323430321053 |
7 | 2524233005221662 |
oct | 277156716616271 |
9 | 51465373638806 |
10 | 13140305321145 |
11 | 4206854872162 |
12 | 15828197b9189 |
13 | 74418288c1c2 |
14 | 335dcc010369 |
15 | 17bc220b8cd0 |
hex | bf3773b1cb9 |
13140305321145 has 16 divisors (see below), whose sum is σ = 21028704492480. Its totient is φ = 7006757511744.
The previous prime is 13140305321131. The next prime is 13140305321159. The reversal of 13140305321145 is 54112350304131.
It is an interprime number because it is at equal distance from previous prime (13140305321131) and next prime (13140305321159).
It is not a de Polignac number, because 13140305321145 - 239 = 12590549507257 is a prime.
It is a super-2 number, since 2×131403053211452 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87755590 + ... + 87905199.
It is an arithmetic number, because the mean of its divisors is an integer number (1314294030780).
Almost surely, 213140305321145 is an apocalyptic number.
13140305321145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13140305321145 is a deficient number, since it is larger than the sum of its proper divisors (7888399171335).
13140305321145 is a wasteful number, since it uses less digits than its factorization.
13140305321145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 175665784.
The product of its (nonzero) digits is 21600, while the sum is 33.
Adding to 13140305321145 its reverse (54112350304131), we get a palindrome (67252655625276).
The spelling of 13140305321145 in words is "thirteen trillion, one hundred forty billion, three hundred five million, three hundred twenty-one thousand, one hundred forty-five".
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