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205310224412 = 2275916761633
BaseRepresentation
bin1011111100110101110…
…0010110100000011100
3201121221102102000221122
42333031130112200130
511330433404140122
6234152422350112
720555531053556
oct2771534264034
9647842360848
10205310224412
117a0872a6417
1233959b8b338
131648c5185b7
149d194584d6
155519759142
hex2fcd71681c

205310224412 has 12 divisors (see below), whose sum is σ = 359340277296. Its totient is φ = 102641573760.

The previous prime is 205310224411. The next prime is 205310224439. The reversal of 205310224412 is 214422013502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205310224411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3350453 + ... + 3411180.

It is an arithmetic number, because the mean of its divisors is an integer number (29945023108).

Almost surely, 2205310224412 is an apocalyptic number.

It is an amenable number.

205310224412 is a deficient number, since it is larger than the sum of its proper divisors (154030052884).

205310224412 is a wasteful number, since it uses less digits than its factorization.

205310224412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6769228 (or 6769226 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 205310224412 its reverse (214422013502), we get a palindrome (419732237914).

The spelling of 205310224412 in words is "two hundred five billion, three hundred ten million, two hundred twenty-four thousand, four hundred twelve".

Divisors: 1 2 4 7591 15182 30364 6761633 13523266 27046532 51327556103 102655112206 205310224412