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70545192200 = 23527226832
BaseRepresentation
bin100000110110011010…
…0100011010100001000
320202002102020001222022
41001230310203110020
52123434032122300
652224044144012
75045114145200
oct1015464432410
9222072201868
1070545192200
1127a10a1603a
1211809538008
1368633936a2
1435b31b3400
151c7d404285
hex106cd23508

70545192200 has 108 divisors (see below), whose sum is σ = 190867090365. Its totient is φ = 24177908160.

The previous prime is 70545192199. The next prime is 70545192227. The reversal of 70545192200 is 229154507.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 69134288356 + 1410903844 = 262934^2 + 37562^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=187810.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 26292059 + ... + 26294741.

Almost surely, 270545192200 is an apocalyptic number.

70545192200 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70545192200

70545192200 is an abundant number, since it is smaller than the sum of its proper divisors (120321898165).

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

70545192200 is an equidigital number, since it uses as much as digits as its factorization.

70545192200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5396 (or 2697 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The spelling of 70545192200 in words is "seventy billion, five hundred forty-five million, one hundred ninety-two thousand, two hundred".

Divisors: 1 2 4 5 7 8 10 14 20 25 28 35 40 49 50 56 70 98 100 140 175 196 200 245 280 350 392 490 700 980 1225 1400 1960 2450 2683 4900 5366 9800 10732 13415 18781 21464 26830 37562 53660 67075 75124 93905 107320 131467 134150 150248 187810 262934 268300 375620 469525 525868 536600 657335 751240 939050 1051736 1314670 1878100 2629340 3286675 3756200 5258680 6573350 7198489 13146700 14396978 26293400 28793956 35992445 50389423 57587912 71984890 100778846 143969780 179962225 201557692 251947115 287939560 352725961 359924450 403115384 503894230 705451922 719848900 1007788460 1259735575 1410903844 1439697800 1763629805 2015576920 2519471150 2821807688 3527259610 5038942300 7054519220 8818149025 10077884600 14109038440 17636298050 35272596100 70545192200