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212353425732 = 22372528016973
BaseRepresentation
bin1100010111000101000…
…0000010000101000100
3202022010021102201210210
43011301100002011010
511434344434110412
6241315342515420
721225213223320
oct3056120020504
9668107381723
10212353425732
1182070a77858
12351a4895b70
1317042769246
14a3c6a1c980
1557ccc5883c
hex3171402144

212353425732 has 24 divisors (see below), whose sum is σ = 566275802176. Its totient is φ = 60672407328.

The previous prime is 212353425721. The next prime is 212353425793. The reversal of 212353425732 is 237524353212.

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, 1264008403 + ... + 1264008570.

Almost surely, 2212353425732 is an apocalyptic number.

It is an amenable number.

212353425732 is an abundant number, since it is smaller than the sum of its proper divisors (353922376444).

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

212353425732 is a wasteful number, since it uses less digits than its factorization.

212353425732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528016987 (or 2528016985 counting only the distinct ones).

The product of its digits is 302400, while the sum is 39.

Adding to 212353425732 its reverse (237524353212), we get a palindrome (449877778944).

The spelling of 212353425732 in words is "two hundred twelve billion, three hundred fifty-three million, four hundred twenty-five thousand, seven hundred thirty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 2528016973 5056033946 7584050919 10112067892 15168101838 17696118811 30336203676 35392237622 53088356433 70784475244 106176712866 212353425732