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70067010080 = 255709617657
BaseRepresentation
bin100000101000001010…
…0011011101000100000
320200212002102220102102
41001100110123220200
52121444123310310
652104403105532
75030216521214
oct1012024335040
9220762386372
1070067010080
1127796000801
12116b53722a8
1367b82aa2a2
14356989a944
151c5144a8a5
hex105051ba20

70067010080 has 48 divisors (see below), whose sum is σ = 165767054040. Its totient is φ = 27987228672.

The previous prime is 70067010077. The next prime is 70067010109. The reversal of 70067010080 is 8001076007.

It can be written as a sum of positive squares in 4 ways, for example, as 58965437584 + 11101572496 = 242828^2 + 105364^2 .

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, 195389 + ... + 422268.

Almost surely, 270067010080 is an apocalyptic number.

It is an amenable number.

70067010080 is an abundant number, since it is smaller than the sum of its proper divisors (95700043960).

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

70067010080 is a wasteful number, since it uses less digits than its factorization.

70067010080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618381 (or 618373 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 29.

Adding to 70067010080 its reverse (8001076007), we get a palindrome (78068086087).

The spelling of 70067010080 in words is "seventy billion, sixty-seven million, ten thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 709 1418 2836 3545 5672 7090 11344 14180 22688 28360 56720 113440 617657 1235314 2470628 3088285 4941256 6176570 9882512 12353140 19765024 24706280 49412560 98825120 437918813 875837626 1751675252 2189594065 3503350504 4379188130 7006701008 8758376260 14013402016 17516752520 35033505040 70067010080