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75083132 = 2223816121
BaseRepresentation
bin1000111100110…
…10110101111100
312020021121200202
410132122311330
5123210130012
611241143032
71601124155
oct436326574
9166247622
1075083132
1139423083
122118aa78
131272b3b7
149d8692c
1568d1cc2
hex479ad7c

75083132 has 12 divisors (see below), whose sum is σ = 137108496. Its totient is φ = 35909280.

The previous prime is 75083123. The next prime is 75083137. The reversal of 75083132 is 23138057.

It is a junction number, because it is equal to n+sod(n) for n = 75083095 and 75083104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75083137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407969 + ... + 408152.

It is an arithmetic number, because the mean of its divisors is an integer number (11425708).

Almost surely, 275083132 is an apocalyptic number.

It is an amenable number.

75083132 is a deficient number, since it is larger than the sum of its proper divisors (62025364).

75083132 is a wasteful number, since it uses less digits than its factorization.

75083132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816148 (or 816146 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 75083132 is about 8665.0523368298. The cubic root of 75083132 is about 421.8720889932.

The spelling of 75083132 in words is "seventy-five million, eighty-three thousand, one hundred thirty-two".

Divisors: 1 2 4 23 46 92 816121 1632242 3264484 18770783 37541566 75083132