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75990273 = 376932939
BaseRepresentation
bin1001000011110…
…00010100000001
312021222201001120
410201320110001
5123423142043
611312422453
71611622662
oct441702401
9167881046
1075990273
1139992687
1221547a29
1312988278
14a141369
156a10983
hex4878501

75990273 has 8 divisors (see below), whose sum is σ = 101455200. Its totient is φ = 50592768.

The previous prime is 75990251. The next prime is 75990283. The reversal of 75990273 is 37209957.

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

It is not a de Polignac number, because 75990273 - 214 = 75973889 is a prime.

It is a super-2 number, since 2×759902732 = 11549043181229058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (75990283) 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, 14163 + ... + 18776.

It is an arithmetic number, because the mean of its divisors is an integer number (12681900).

Almost surely, 275990273 is an apocalyptic number.

It is an amenable number.

75990273 is a deficient number, since it is larger than the sum of its proper divisors (25464927).

75990273 is a wasteful number, since it uses less digits than its factorization.

75990273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33711.

The product of its (nonzero) digits is 119070, while the sum is 42.

The square root of 75990273 is about 8717.2399875190. The cubic root of 75990273 is about 423.5642866650.

The spelling of 75990273 in words is "seventy-five million, nine hundred ninety thousand, two hundred seventy-three".

Divisors: 1 3 769 2307 32939 98817 25330091 75990273