Base | Representation |
---|---|
bin | 11000001011110010010000… |
… | …00001000100000010001111 |
3 | 20222022002201201002022121212 |
4 | 30011321020001010002033 |
5 | 23432311144241003140 |
6 | 305035124000045035 |
7 | 14126143660305566 |
oct | 1405711001040217 |
9 | 228262651068555 |
10 | 53181493297295 |
11 | 15a44165589340 |
12 | 5b6ab1a60377b |
13 | 2389cbb38088c |
14 | d1bdd8776bdd |
15 | 62358cc30765 |
hex | 305e4804408f |
53181493297295 has 64 divisors (see below), whose sum is σ = 75287410661376. Its totient is φ = 35625732372480.
The previous prime is 53181493297277. The next prime is 53181493297307. The reversal of 53181493297295 is 59279239418135.
It is not a de Polignac number, because 53181493297295 - 222 = 53181489102991 is a prime.
It is a super-2 number, since 2×531814932972952 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1401079457 + ... + 1401117413.
It is an arithmetic number, because the mean of its divisors is an integer number (1176365791584).
Almost surely, 253181493297295 is an apocalyptic number.
53181493297295 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
53181493297295 is a deficient number, since it is larger than the sum of its proper divisors (22105917364081).
53181493297295 is a wasteful number, since it uses less digits than its factorization.
53181493297295 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69920.
The product of its digits is 146966400, while the sum is 68.
The spelling of 53181493297295 in words is "fifty-three trillion, one hundred eighty-one billion, four hundred ninety-three million, two hundred ninety-seven thousand, two hundred ninety-five".
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