Base | Representation |
---|---|
bin | 1101000011010… |
… | …1100001000101 |
3 | 10211000100020102 |
4 | 3100311201011 |
5 | 103003321112 |
6 | 5233213445 |
7 | 1233216605 |
oct | 320654105 |
9 | 124010212 |
10 | 54745157 |
11 | 289a1935 |
12 | 16401285 |
13 | b45a1ac |
14 | 73b0c05 |
15 | 4c15bc2 |
hex | 3435845 |
54745157 has 2 divisors, whose sum is σ = 54745158. Its totient is φ = 54745156.
The previous prime is 54745147. The next prime is 54745211. The reversal of 54745157 is 75154745.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 44702596 + 10042561 = 6686^2 + 3169^2 .
It is a cyclic number.
It is not a de Polignac number, because 54745157 - 212 = 54741061 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 54745157.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (54745147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27372578 + 27372579.
It is an arithmetic number, because the mean of its divisors is an integer number (27372579).
Almost surely, 254745157 is an apocalyptic number.
It is an amenable number.
54745157 is a deficient number, since it is larger than the sum of its proper divisors (1).
54745157 is an equidigital number, since it uses as much as digits as its factorization.
54745157 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 98000, while the sum is 38.
The square root of 54745157 is about 7398.9970266246. The cubic root of 54745157 is about 379.7069693833.
The spelling of 54745157 in words is "fifty-four million, seven hundred forty-five thousand, one hundred fifty-seven".
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