Base | Representation |
---|---|
bin | 111110111010000… |
… | …100001000000001 |
3 | 2201112221022110221 |
4 | 332322010020001 |
5 | 4130141034031 |
6 | 252421023041 |
7 | 35103553060 |
oct | 7672041001 |
9 | 2645838427 |
10 | 1055408641 |
11 | 4a1829151 |
12 | 255554a81 |
13 | 13a86a371 |
14 | a02521d7 |
15 | 629c8a11 |
hex | 3ee84201 |
1055408641 has 32 divisors (see below), whose sum is σ = 1282203648. Its totient is φ = 849925440.
The previous prime is 1055408633. The next prime is 1055408657. The reversal of 1055408641 is 1468045501.
It is not a de Polignac number, because 1055408641 - 23 = 1055408633 is a prime.
It is a super-2 number, since 2×10554086412 = 2227774798994933762, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1055408597 and 1055408606.
It is not an unprimeable number, because it can be changed into a prime (1055408041) 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, 862356 + ... + 863578.
It is an arithmetic number, because the mean of its divisors is an integer number (40068864).
Almost surely, 21055408641 is an apocalyptic number.
It is an amenable number.
1055408641 is a deficient number, since it is larger than the sum of its proper divisors (226795007).
1055408641 is a wasteful number, since it uses less digits than its factorization.
1055408641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1381.
The product of its (nonzero) digits is 19200, while the sum is 34.
The square root of 1055408641 is about 32487.0534367154. The cubic root of 1055408641 is about 1018.1385507402.
The spelling of 1055408641 in words is "one billion, fifty-five million, four hundred eight thousand, six hundred forty-one".
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