Base | Representation |
---|---|
bin | 110001101111000001… |
… | …111100011001010010 |
3 | 12002211201000101121002 |
4 | 301233001330121102 |
5 | 1333332002404200 |
6 | 40311022302002 |
7 | 3600234544304 |
oct | 615701743122 |
9 | 162751011532 |
10 | 53402388050 |
11 | 2071428a600 |
12 | a424427902 |
13 | 50609207ab |
14 | 282855d974 |
15 | 15c841ebd5 |
hex | c6f07c652 |
53402388050 has 54 divisors (see below), whose sum is σ = 109215956997. Its totient is φ = 19412514000.
The previous prime is 53402388037. The next prime is 53402388059. The reversal of 53402388050 is 5088320435.
53402388050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 52334340289 + 1068047761 = 228767^2 + 32681^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=163405.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 53402387995 and 53402388013.
It is not an unprimeable number, because it can be changed into a prime (53402388059) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 17973065 + ... + 17976035.
Almost surely, 253402388050 is an apocalyptic number.
53402388050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
53402388050 is an abundant number, since it is smaller than the sum of its proper divisors (55813568947).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53402388050 is an equidigital number, since it uses as much as digits as its factorization.
53402388050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5976 (or 2989 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 38.
The spelling of 53402388050 in words is "fifty-three billion, four hundred two million, three hundred eighty-eight thousand, fifty".
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