Base | Representation |
---|---|
bin | 110011111010001000… |
… | …001001110000000001 |
3 | 12022212100012122002211 |
4 | 303322020021300001 |
5 | 1403121412024031 |
6 | 41334344542121 |
7 | 4012122411430 |
oct | 637210116001 |
9 | 168770178084 |
10 | 55736048641 |
11 | 21701601319 |
12 | a975a81941 |
13 | 534324cb50 |
14 | 29aa471117 |
15 | 16b323ebb1 |
hex | cfa209c01 |
55736048641 has 32 divisors (see below), whose sum is σ = 71504034560. Its totient is φ = 42266416896.
The previous prime is 55736048633. The next prime is 55736048647. The reversal of 55736048641 is 14684063755.
It is a cyclic number.
It is not a de Polignac number, because 55736048641 - 23 = 55736048633 is a prime.
It is a super-2 number, since 2×557360486412 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (55736048647) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102055 + ... + 349123.
It is an arithmetic number, because the mean of its divisors is an integer number (2234501080).
Almost surely, 255736048641 is an apocalyptic number.
It is an amenable number.
55736048641 is a deficient number, since it is larger than the sum of its proper divisors (15767985919).
55736048641 is a wasteful number, since it uses less digits than its factorization.
55736048641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247193.
The product of its (nonzero) digits is 2419200, while the sum is 49.
The spelling of 55736048641 in words is "fifty-five billion, seven hundred thirty-six million, forty-eight thousand, six hundred forty-one".
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