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39075066 = 23231239293
BaseRepresentation
bin1001010100001…
…1110011111010
32201112012220200
42111003303322
540000400231
63513303030
7653063322
oct225036372
981465820
1039075066
1120069748
1211104a76
138131854
145292282
15366cbe6
hex2543cfa

39075066 has 48 divisors (see below), whose sum is σ = 88058880. Its totient is φ = 12509280.

The previous prime is 39075041. The next prime is 39075079. The reversal of 39075066 is 66057093.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 39075066.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133216 + ... + 133508.

It is an arithmetic number, because the mean of its divisors is an integer number (1834560).

Almost surely, 239075066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39075066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44029440).

39075066 is an abundant number, since it is smaller than the sum of its proper divisors (48983814).

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

39075066 is a wasteful number, since it uses less digits than its factorization.

39075066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571 (or 568 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 39075066 is about 6251.0051991660. The cubic root of 39075066 is about 339.3385815036.

The spelling of 39075066 in words is "thirty-nine million, seventy-five thousand, sixty-six".

Divisors: 1 2 3 6 9 18 31 62 93 186 239 279 293 478 558 586 717 879 1434 1758 2151 2637 4302 5274 7409 9083 14818 18166 22227 27249 44454 54498 66681 70027 81747 133362 140054 163494 210081 420162 630243 1260486 2170837 4341674 6512511 13025022 19537533 39075066