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75840963 = 3112298211
BaseRepresentation
bin1001000010100…
…11110111000011
312021201010020120
410201103313003
5123403402323
611305311323
71610431452
oct441236703
9167633216
1075840963
11398a0490
1221495543
1312935313
14a102b99
1569d15e3
hex4853dc3

75840963 has 8 divisors (see below), whose sum is σ = 110314176. Its totient is φ = 45964200.

The previous prime is 75840953. The next prime is 75840977. The reversal of 75840963 is 36904857.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 75840963 - 25 = 75840931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75840923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1149073 + ... + 1149138.

It is an arithmetic number, because the mean of its divisors is an integer number (13789272).

Almost surely, 275840963 is an apocalyptic number.

75840963 is a deficient number, since it is larger than the sum of its proper divisors (34473213).

75840963 is a wasteful number, since it uses less digits than its factorization.

75840963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298225.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 75840963 is about 8708.6717127240. The cubic root of 75840963 is about 423.2866903922.

The spelling of 75840963 in words is "seventy-five million, eight hundred forty thousand, nine hundred sixty-three".

Divisors: 1 3 11 33 2298211 6894633 25280321 75840963