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75482801 = 1939710007
BaseRepresentation
bin1000111111111…
…00011010110001
312021000220221022
410133330122301
5123310422201
611253505225
71604410322
oct437743261
9167026838
1075482801
1139676389
1221342215
131283b2a4
14a04c449
15696041b
hex47fc6b1

75482801 has 8 divisors (see below), whose sum is σ = 79663680. Its totient is φ = 71322768.

The previous prime is 75482791. The next prime is 75482807. The reversal of 75482801 is 10828457.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-75482801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75482807) 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, 2540 + ... + 12546.

It is an arithmetic number, because the mean of its divisors is an integer number (9957960).

Almost surely, 275482801 is an apocalyptic number.

It is an amenable number.

75482801 is a deficient number, since it is larger than the sum of its proper divisors (4180879).

75482801 is a wasteful number, since it uses less digits than its factorization.

75482801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10423.

The product of its (nonzero) digits is 17920, while the sum is 35.

The square root of 75482801 is about 8688.0838508845. The cubic root of 75482801 is about 422.6193092321.

The spelling of 75482801 in words is "seventy-five million, four hundred eighty-two thousand, eight hundred one".

Divisors: 1 19 397 7543 10007 190133 3972779 75482801