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212434533210 = 23510170110407
BaseRepresentation
bin1100010111011000010…
…1011011101101011010
3202022022221001102100110
43011312011123231122
511440031220030320
6241331401145150
721230216511264
oct3056605335532
9668287042313
10212434533210
1182102835029
1235207a8b1b6
13170564c6733
14a3d36d2b34
1557d4e2a5e0
hex317615bb5a

212434533210 has 32 divisors (see below), whose sum is σ = 514890836352. Its totient is φ = 56088324800.

The previous prime is 212434533203. The next prime is 212434533229. The reversal of 212434533210 is 12335434212.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35052174 + ... + 35058233.

It is an arithmetic number, because the mean of its divisors is an integer number (16090338636).

Almost surely, 2212434533210 is an apocalyptic number.

212434533210 is an abundant number, since it is smaller than the sum of its proper divisors (302456303142).

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

212434533210 is a wasteful number, since it uses less digits than its factorization.

212434533210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70110518.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 212434533210 its reverse (12335434212), we get a palindrome (224769967422).

The spelling of 212434533210 in words is "two hundred twelve billion, four hundred thirty-four million, five hundred thirty-three thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 101 202 303 505 606 1010 1515 3030 70110407 140220814 210331221 350552035 420662442 701104070 1051656105 2103312210 7081151107 14162302214 21243453321 35405755535 42486906642 70811511070 106217266605 212434533210