Base | Representation |
---|---|
bin | 1100111101101… |
… | …0100001101001 |
3 | 10210022101222201 |
4 | 3033122201221 |
5 | 102404404312 |
6 | 5221220201 |
7 | 1230105166 |
oct | 317324151 |
9 | 123271881 |
10 | 54372457 |
11 | 28767917 |
12 | 16261661 |
13 | b359669 |
14 | 731506d |
15 | 4b90557 |
hex | 33da869 |
54372457 has 2 divisors, whose sum is σ = 54372458. Its totient is φ = 54372456.
The previous prime is 54372431. The next prime is 54372469. The reversal of 54372457 is 75427345.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 34445161 + 19927296 = 5869^2 + 4464^2 .
It is a cyclic number.
It is not a de Polignac number, because 54372457 - 223 = 45983849 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (54372407) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27186228 + 27186229.
It is an arithmetic number, because the mean of its divisors is an integer number (27186229).
Almost surely, 254372457 is an apocalyptic number.
It is an amenable number.
54372457 is a deficient number, since it is larger than the sum of its proper divisors (1).
54372457 is an equidigital number, since it uses as much as digits as its factorization.
54372457 is an evil number, because the sum of its binary digits is even.
The product of its digits is 117600, while the sum is 37.
The square root of 54372457 is about 7373.7681683112. The cubic root of 54372457 is about 378.8433365078.
The spelling of 54372457 in words is "fifty-four million, three hundred seventy-two thousand, four hundred fifty-seven".
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