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85970640892200 = 23352670921357043
BaseRepresentation
bin10011100011000010011001…
…100000101111000100101000
3102021101201020210001100222020
4103203002121200233010220
542232020333032022300
6502502211152024440
724052113424254201
oct2343023140570450
9367351223040866
1085970640892200
1125435a42596339
129785829832120
1338c7cc584247c
1417330034c85a8
159e14611918a0
hex4e309982f128

85970640892200 has 96 divisors (see below), whose sum is σ = 266548723346400. Its totient is φ = 22922086037760.

The previous prime is 85970640892127. The next prime is 85970640892223. The reversal of 85970640892200 is 229804607958.

It is a super-2 number, since 2×859706408922002 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6653122 + ... + 14703921.

It is an arithmetic number, because the mean of its divisors is an integer number (2776549201525).

Almost surely, 285970640892200 is an apocalyptic number.

It is an amenable number.

85970640892200 is an abundant number, since it is smaller than the sum of its proper divisors (180578082454200).

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

85970640892200 is a wasteful number, since it uses less digits than its factorization.

85970640892200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21363771 (or 21363762 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 60.

The spelling of 85970640892200 in words is "eighty-five trillion, nine hundred seventy billion, six hundred forty million, eight hundred ninety-two 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 6709 13418 20127 26836 33545 40254 53672 67090 80508 100635 134180 161016 167725 201270 268360 335450 402540 503175 670900 805080 1006350 1341800 2012700 4025400 21357043 42714086 64071129 85428172 106785215 128142258 170856344 213570430 256284516 320355645 427140860 512569032 533926075 640711290 854281720 1067852150 1281422580 1601778225 2135704300 2562845160 3203556450 4271408600 6407112900 12814225800 143284401487 286568802974 429853204461 573137605948 716422007435 859706408922 1146275211896 1432844014870 1719412817844 2149266022305 2865688029740 3438825635688 3582110037175 4298532044610 5731376059480 7164220074350 8597064089220 10746330111525 14328440148700 17194128178440 21492660223050 28656880297400 42985320446100 85970640892200