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75480676 = 2218870169
BaseRepresentation
bin1000111111110…
…11111001100100
312021000211000121
410133323321210
5123310340201
611253451324
71604401165
oct437737144
9167024017
1075480676
1139674827
1221340b44
131283a32b
14a04b76c
15695e9a1
hex47fbe64

75480676 has 6 divisors (see below), whose sum is σ = 132091190. Its totient is φ = 37740336.

The previous prime is 75480623. The next prime is 75480677. The reversal of 75480676 is 67608457.

It can be written as a sum of positive squares in only one way, i.e., 45887076 + 29593600 = 6774^2 + 5440^2 .

It is not an unprimeable number, because it can be changed into a prime (75480677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9435081 + ... + 9435088.

Almost surely, 275480676 is an apocalyptic number.

It is an amenable number.

75480676 is a deficient number, since it is larger than the sum of its proper divisors (56610514).

75480676 is a wasteful number, since it uses less digits than its factorization.

75480676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18870173 (or 18870171 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The square root of 75480676 is about 8687.9615560844. The cubic root of 75480676 is about 422.6153433200.

The spelling of 75480676 in words is "seventy-five million, four hundred eighty thousand, six hundred seventy-six".

Divisors: 1 2 4 18870169 37740338 75480676