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75135082 = 21119179749
BaseRepresentation
bin1000111101001…
…11100001101010
312020101020221211
410132213201222
5123213310312
611242223334
71601431501
oct436474152
9166336854
1075135082
1139459110
12211b4b4a
1312748c39
149d9b838
1568e23a7
hex47a786a

75135082 has 16 divisors (see below), whose sum is σ = 129420000. Its totient is φ = 32354640.

The previous prime is 75135077. The next prime is 75135097. The reversal of 75135082 is 28053157.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89457 + ... + 90292.

It is an arithmetic number, because the mean of its divisors is an integer number (8088750).

Almost surely, 275135082 is an apocalyptic number.

75135082 is a deficient number, since it is larger than the sum of its proper divisors (54284918).

75135082 is a wasteful number, since it uses less digits than its factorization.

75135082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179781.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 75135082 is about 8668.0494922445. The cubic root of 75135082 is about 421.9693642922.

The spelling of 75135082 in words is "seventy-five million, one hundred thirty-five thousand, eighty-two".

Divisors: 1 2 11 19 22 38 209 418 179749 359498 1977239 3415231 3954478 6830462 37567541 75135082