Base | Representation |
---|---|
bin | 1101110001101… |
… | …1000001001001 |
3 | 11000201122110212 |
4 | 3130123001021 |
5 | 104243013340 |
6 | 5422250505 |
7 | 1301066435 |
oct | 334330111 |
9 | 130648425 |
10 | 57782345 |
11 | 2a686805 |
12 | 17426a35 |
13 | bc8174a |
14 | 79619c5 |
15 | 5115a65 |
hex | 371b049 |
57782345 has 16 divisors (see below), whose sum is σ = 71467968. Its totient is φ = 44815680.
The previous prime is 57782321. The next prime is 57782381. The reversal of 57782345 is 54328775.
It is not a de Polignac number, because 57782345 - 28 = 57782089 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100910 + ... + 101480.
It is an arithmetic number, because the mean of its divisors is an integer number (4466748).
Almost surely, 257782345 is an apocalyptic number.
It is an amenable number.
57782345 is a deficient number, since it is larger than the sum of its proper divisors (13685623).
57782345 is a wasteful number, since it uses less digits than its factorization.
57782345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1160.
The product of its digits is 235200, while the sum is 41.
The square root of 57782345 is about 7601.4699236398. The cubic root of 57782345 is about 386.6028527105.
The spelling of 57782345 in words is "fifty-seven million, seven hundred eighty-two thousand, three hundred forty-five".
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