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75130 = 2511683
BaseRepresentation
bin10010010101111010
310211001121
4102111322
54401010
61335454
7432016
oct222572
9124047
1075130
11514a0
123758a
1328273
141d546
15173da
hex1257a

75130 has 16 divisors (see below), whose sum is σ = 147744. Its totient is φ = 27280.

The previous prime is 75109. The next prime is 75133. The reversal of 75130 is 3157.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232 + ... + 451.

It is an arithmetic number, because the mean of its divisors is an integer number (9234).

275130 is an apocalyptic number.

75130 is a deficient number, since it is larger than the sum of its proper divisors (72614).

75130 is a wasteful number, since it uses less digits than its factorization.

75130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701.

The product of its (nonzero) digits is 105, while the sum is 16.

The square root of 75130 is about 274.0985224331. The cubic root of 75130 is about 42.1959850331.

Adding to 75130 its reverse (3157), we get a palindrome (78287).

The spelling of 75130 in words is "seventy-five thousand, one hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 683 1366 3415 6830 7513 15026 37565 75130