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75827050 = 25213116657
BaseRepresentation
bin1001000010100…
…00011101101010
312021200102011021
410201100131222
5123402431200
611305123054
71610343055
oct441203552
9167612137
1075827050
1139890a92
122148948a
131292bba0
14a0dba9c
1569cc41a
hex485076a

75827050 has 24 divisors (see below), whose sum is σ = 151888716. Its totient is φ = 27997440.

The previous prime is 75827039. The next prime is 75827053. The reversal of 75827050 is 5072857.

It can be written as a sum of positive squares in 6 ways, for example, as 328329 + 75498721 = 573^2 + 8689^2 .

It is a junction number, because it is equal to n+sod(n) for n = 75826997 and 75827015.

It is not an unprimeable number, because it can be changed into a prime (75827053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57679 + ... + 58978.

Almost surely, 275827050 is an apocalyptic number.

75827050 is an abundant number, since it is smaller than the sum of its proper divisors (76061666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75827050 is a wasteful number, since it uses less digits than its factorization.

75827050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116682 (or 116677 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 34.

The square root of 75827050 is about 8707.8728745888. The cubic root of 75827050 is about 423.2608048740.

The spelling of 75827050 in words is "seventy-five million, eight hundred twenty-seven thousand, fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 325 650 116657 233314 583285 1166570 1516541 2916425 3033082 5832850 7582705 15165410 37913525 75827050