Base | Representation |
---|---|
bin | 101110010101110111001… |
… | …1110010010001000010000 |
3 | 211112212212111011220020001 |
4 | 1130223232132102020100 |
5 | 1313323000431324111 |
6 | 21313535454455344 |
7 | 1225104200361511 |
oct | 134535636221020 |
9 | 24485774156201 |
10 | 6369142448656 |
11 | 20361579617a9 |
12 | 86a470b04554 |
13 | 3727b8a52900 |
14 | 1803a7abaa08 |
15 | b0a218131c1 |
hex | 5caee792210 |
6369142448656 has 45 divisors (see below), whose sum is σ = 13362755034279. Its totient is φ = 2939543637888.
The previous prime is 6369142448587. The next prime is 6369142448707. The reversal of 6369142448656 is 6568442419636.
It is a happy number.
The square root of 6369142448656 is 2523716.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 14709808656 + 6354432640000 = 121284^2 + 2520800^2 .
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 131208966 + ... + 131257498.
Almost surely, 26369142448656 is an apocalyptic number.
6369142448656 is the 2523716-th square number.
It is an amenable number.
6369142448656 is an abundant number, since it is smaller than the sum of its proper divisors (6993612585623).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6369142448656 is an frugal number, since it uses more digits than its factorization.
6369142448656 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97100 (or 48548 counting only the distinct ones).
The product of its digits is 179159040, while the sum is 64.
Multiplying 6369142448656 by its sum of digits (64), we get a square (407625116713984 = 201897282).
The spelling of 6369142448656 in words is "six trillion, three hundred sixty-nine billion, one hundred forty-two million, four hundred forty-eight thousand, six hundred fifty-six".
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