Base | Representation |
---|---|
bin | 1101101100011… |
… | …1100011101111 |
3 | 11000002021112202 |
4 | 3123013203233 |
5 | 104201043440 |
6 | 5411052115 |
7 | 1265144000 |
oct | 333074357 |
9 | 130067482 |
10 | 57440495 |
11 | 2a472992 |
12 | 172a103b |
13 | bb91c78 |
14 | 78b31a7 |
15 | 5099615 |
hex | 36c78ef |
57440495 has 16 divisors (see below), whose sum is σ = 80385600. Its totient is φ = 39386592.
The previous prime is 57440483. The next prime is 57440519. The reversal of 57440495 is 59404475.
It is not a de Polignac number, because 57440495 - 24 = 57440479 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15032 + ... + 18461.
It is an arithmetic number, because the mean of its divisors is an integer number (5024100).
Almost surely, 257440495 is an apocalyptic number.
57440495 is a deficient number, since it is larger than the sum of its proper divisors (22945105).
57440495 is an equidigital number, since it uses as much as digits as its factorization.
57440495 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33519 (or 33505 counting only the distinct ones).
The product of its (nonzero) digits is 100800, while the sum is 38.
The square root of 57440495 is about 7578.9507849042. The cubic root of 57440495 is about 385.8389419089.
The spelling of 57440495 in words is "fifty-seven million, four hundred forty thousand, four hundred ninety-five".
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