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5707540 = 225285377
BaseRepresentation
bin10101110001011100010100
3101201222021101
4111301130110
52430120130
6322155444
766341026
oct25613424
911658241
105707540
113249183
121ab2b84
13124ab57
14a88016
1577b1ca
hex571714

5707540 has 12 divisors (see below), whose sum is σ = 11985876. Its totient is φ = 2283008.

The previous prime is 5707523. The next prime is 5707547. The reversal of 5707540 is 457075.

It can be written as a sum of positive squares in 2 ways, for example, as 698896 + 5008644 = 836^2 + 2238^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5707499 and 5707508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5707547) 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 in 3 ways as a sum of consecutive naturals, for example, 142669 + ... + 142708.

It is an arithmetic number, because the mean of its divisors is an integer number (998823).

Almost surely, 25707540 is an apocalyptic number.

It is an amenable number.

5707540 is an abundant number, since it is smaller than the sum of its proper divisors (6278336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5707540 is a wasteful number, since it uses less digits than its factorization.

5707540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285386 (or 285384 counting only the distinct ones).

The product of its (nonzero) digits is 4900, while the sum is 28.

The square root of 5707540 is about 2389.0458346378. The cubic root of 5707540 is about 178.7103291101.

The spelling of 5707540 in words is "five million, seven hundred seven thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 285377 570754 1141508 1426885 2853770 5707540