Base | Representation |
---|---|
bin | 1100010001001… |
… | …0010001000011 |
3 | 10120211012001100 |
4 | 3010102101003 |
5 | 101133030133 |
6 | 5034505443 |
7 | 1163234463 |
oct | 304222103 |
9 | 116735040 |
10 | 51455043 |
11 | 27054a32 |
12 | 15295283 |
13 | a877793 |
14 | 6b95ba3 |
15 | 47b5e13 |
hex | 3112443 |
51455043 has 6 divisors (see below), whose sum is σ = 74323964. Its totient is φ = 34303356.
The previous prime is 51455029. The next prime is 51455069. The reversal of 51455043 is 34055415.
It is not a de Polignac number, because 51455043 - 25 = 51455011 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 51454998 and 51455016.
It is not an unprimeable number, because it can be changed into a prime (51455143) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2858605 + ... + 2858622.
Almost surely, 251455043 is an apocalyptic number.
51455043 is a deficient number, since it is larger than the sum of its proper divisors (22868921).
51455043 is a wasteful number, since it uses less digits than its factorization.
51455043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5717233 (or 5717230 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 27.
The square root of 51455043 is about 7173.2170607057. The cubic root of 51455043 is about 371.9426507152.
The spelling of 51455043 in words is "fifty-one million, four hundred fifty-five thousand, forty-three".
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