Base | Representation |
---|---|
bin | 110001101001100100… |
… | …000000010110111001 |
3 | 12002121022101210222021 |
4 | 301221210000112321 |
5 | 1333140011411011 |
6 | 40253544154441 |
7 | 3565042036612 |
oct | 615144002671 |
9 | 162538353867 |
10 | 53310653881 |
11 | 20677524341 |
12 | a3b9768a21 |
13 | 5047912414 |
14 | 281a2c0c09 |
15 | 15c034e471 |
hex | c699005b9 |
53310653881 has 3 divisors (see below), whose sum is σ = 53310884773. Its totient is φ = 53310422990.
The previous prime is 53310653849. The next prime is 53310653887. The reversal of 53310653881 is 18835601335.
The square root of 53310653881 is 230891.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is not a de Polignac number, because 53310653881 - 25 = 53310653849 is a prime.
It is a super-2 number, since 2×533106538812 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53310653887) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 115446 + ... + 346336.
Almost surely, 253310653881 is an apocalyptic number.
53310653881 is the 230891-st square number.
53310653881 is the 115446-th centered octagonal number.
It is an amenable number.
53310653881 is a deficient number, since it is larger than the sum of its proper divisors (230892).
53310653881 is an frugal number, since it uses more digits than its factorization.
53310653881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 461782 (or 230891 counting only the distinct ones).
The product of its (nonzero) digits is 259200, while the sum is 43.
The spelling of 53310653881 in words is "fifty-three billion, three hundred ten million, six hundred fifty-three thousand, eight hundred eighty-one".
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