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75868460 = 2253793423
BaseRepresentation
bin1001000010110…
…10100100101100
312021202111221222
410201122210230
5123410242320
611310042512
71610604563
oct441324454
9167674858
1075868460
113990a108
12214a9438
13129449a5
14a10cbda
1569d9825
hex485a92c

75868460 has 12 divisors (see below), whose sum is σ = 159323808. Its totient is φ = 30347376.

The previous prime is 75868423. The next prime is 75868477. The reversal of 75868460 is 6486857.

It is an unprimeable number.

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, 1896692 + ... + 1896731.

It is an arithmetic number, because the mean of its divisors is an integer number (13276984).

Almost surely, 275868460 is an apocalyptic number.

It is an amenable number.

75868460 is an abundant number, since it is smaller than the sum of its proper divisors (83455348).

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

75868460 is a wasteful number, since it uses less digits than its factorization.

75868460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3793432 (or 3793430 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 44.

The square root of 75868460 is about 8710.2502834304. The cubic root of 75868460 is about 423.3378400055.

The spelling of 75868460 in words is "seventy-five million, eight hundred sixty-eight thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 3793423 7586846 15173692 18967115 37934230 75868460