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70495841560 = 23510916168771
BaseRepresentation
bin100000110100111100…
…0010010110100011000
320201221222100210121211
41001221320102310120
52123333413412220
652215122312504
75043644523604
oct1015170226430
9221858323554
1070495841560
1127996079191
12117b4ab8734
1368560a4a21
1435aa808504
151c78e06b5a
hex1069e12d18

70495841560 has 32 divisors (see below), whose sum is σ = 160070842800. Its totient is φ = 27939634560.

The previous prime is 70495841509. The next prime is 70495841599. The reversal of 70495841560 is 6514859407.

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 7 ways as a sum of consecutive naturals, for example, 8080026 + ... + 8088745.

Almost surely, 270495841560 is an apocalyptic number.

It is an amenable number.

70495841560 is an abundant number, since it is smaller than the sum of its proper divisors (89575001240).

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

70495841560 is a wasteful number, since it uses less digits than its factorization.

70495841560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16168891 (or 16168887 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 49.

The spelling of 70495841560 in words is "seventy billion, four hundred ninety-five million, eight hundred forty-one thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 109 218 436 545 872 1090 2180 4360 16168771 32337542 64675084 80843855 129350168 161687710 323375420 646750840 1762396039 3524792078 7049584156 8811980195 14099168312 17623960390 35247920780 70495841560