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70012720200 = 23352116687867
BaseRepresentation
bin100000100110100010…
…1010101010001001000
320200201022021200201010
41001031011111101020
52121341224021300
652055143323520
75025660205533
oct1011505252110
9220638250633
1070012720200
112776839aa35
121169b1505a0
1367a9c7c3b7
1435625a7a1a
151c4b7c4a50
hex104d155448

70012720200 has 48 divisors (see below), whose sum is σ = 217039434480. Its totient is φ = 18670058560.

The previous prime is 70012720181. The next prime is 70012720231. The reversal of 70012720200 is 202721007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58343334 + ... + 58344533.

It is an arithmetic number, because the mean of its divisors is an integer number (4521654885).

Almost surely, 270012720200 is an apocalyptic number.

It is an amenable number.

70012720200 is an abundant number, since it is smaller than the sum of its proper divisors (147026714280).

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

70012720200 is a wasteful number, since it uses less digits than its factorization.

70012720200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116687886 (or 116687877 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 21.

The spelling of 70012720200 in words is "seventy billion, twelve million, seven hundred twenty thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 150 200 300 600 116687867 233375734 350063601 466751468 583439335 700127202 933502936 1166878670 1400254404 1750318005 2333757340 2800508808 2917196675 3500636010 4667514680 5834393350 7001272020 8751590025 11668786700 14002544040 17503180050 23337573400 35006360100 70012720200