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75252413272 = 2347200139397
BaseRepresentation
bin100011000010101100…
…1001011001101011000
321012020110200200100111
41012011121023031120
52213104104211042
654323120214104
75302552646611
oct1060531131530
9235213620314
1075252413272
1129a07030993
1212701a6a334
1371336821ba
1438dc420c08
151e567c6517
hex118564b358

75252413272 has 16 divisors (see below), whose sum is σ = 144100366560. Its totient is φ = 36825648864.

The previous prime is 75252413267. The next prime is 75252413309. The reversal of 75252413272 is 27231425257.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100069323 + ... + 100070074.

It is an arithmetic number, because the mean of its divisors is an integer number (9006272910).

Almost surely, 275252413272 is an apocalyptic number.

It is an amenable number.

75252413272 is a deficient number, since it is larger than the sum of its proper divisors (68847953288).

75252413272 is a wasteful number, since it uses less digits than its factorization.

75252413272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200139450 (or 200139446 counting only the distinct ones).

The product of its digits is 235200, while the sum is 40.

The spelling of 75252413272 in words is "seventy-five billion, two hundred fifty-two million, four hundred thirteen thousand, two hundred seventy-two".

Divisors: 1 2 4 8 47 94 188 376 200139397 400278794 800557588 1601115176 9406551659 18813103318 37626206636 75252413272