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34205243660 = 2257244323169
BaseRepresentation
bin11111110110110010…
…101001100100001100
310021021211012102012022
4133312302221210030
51030023020244120
623414053025312
72320431526310
oct376662514414
9107254172168
1034205243660
1113562a71915
126767325238
1332c1688763
141926b47b40
15d52de2025
hex7f6ca990c

34205243660 has 24 divisors (see below), whose sum is σ = 82092585120. Its totient is φ = 11727512064.

The previous prime is 34205243651. The next prime is 34205243731. The reversal of 34205243660 is 6634250243.

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

It is a self number, because there is not a number n which added to its sum of digits gives 34205243660.

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 7 ways as a sum of consecutive naturals, for example, 122161445 + ... + 122161724.

It is an arithmetic number, because the mean of its divisors is an integer number (3420524380).

Almost surely, 234205243660 is an apocalyptic number.

It is an amenable number.

34205243660 is an abundant number, since it is smaller than the sum of its proper divisors (47887341460).

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

34205243660 is a wasteful number, since it uses less digits than its factorization.

34205243660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244323185 (or 244323183 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

The spelling of 34205243660 in words is "thirty-four billion, two hundred five million, two hundred forty-three thousand, six hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 244323169 488646338 977292676 1221615845 1710262183 2443231690 3420524366 4886463380 6841048732 8551310915 17102621830 34205243660