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75028327 = 1117715651
BaseRepresentation
bin1000111100011…
…01011101100111
312020011211111221
410132031131213
5123201401302
611240041211
71600505323
oct436153547
9166154457
1075028327
1139395990
1221163207
131270c47a
149d70983
1568c0937
hex478d767

75028327 has 16 divisors (see below), whose sum is σ = 87899904. Its totient is φ = 63280000.

The previous prime is 75028313. The next prime is 75028333. The reversal of 75028327 is 72382057.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-75028327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75028292 and 75028301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75028367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10452 + ... + 16102.

It is an arithmetic number, because the mean of its divisors is an integer number (5493744).

Almost surely, 275028327 is an apocalyptic number.

75028327 is a deficient number, since it is larger than the sum of its proper divisors (12871577).

75028327 is a wasteful number, since it uses less digits than its factorization.

75028327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5750.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 75028327 is about 8661.8893435555. The cubic root of 75028327 is about 421.7694191171.

The spelling of 75028327 in words is "seventy-five million, twenty-eight thousand, three hundred twenty-seven".

Divisors: 1 11 17 71 187 781 1207 5651 13277 62161 96067 401221 1056737 4413431 6820757 75028327