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75072364 = 2239194789
BaseRepresentation
bin1000111100110…
…00001101101100
312020021001220221
410132120031230
5123204303424
611241021124
71601050603
oct436301554
9166231827
1075072364
1139415a84
12211847a4
1312726523
149d82a3a
1568cd9e4
hex479836c

75072364 has 12 divisors (see below), whose sum is σ = 131437600. Its totient is φ = 37518768.

The previous prime is 75072317. The next prime is 75072373. The reversal of 75072364 is 46327057.

It is a happy number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 13282 + ... + 18070.

Almost surely, 275072364 is an apocalyptic number.

It is an amenable number.

75072364 is a deficient number, since it is larger than the sum of its proper divisors (56365236).

75072364 is a wasteful number, since it uses less digits than its factorization.

75072364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8712 (or 8710 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 75072364 is about 8664.4309680440. The cubic root of 75072364 is about 421.8519205225.

The spelling of 75072364 in words is "seventy-five million, seventy-two thousand, three hundred sixty-four".

Divisors: 1 2 4 3919 4789 7838 9578 15676 19156 18768091 37536182 75072364