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55253201234 = 27111741206081
BaseRepresentation
bin110011011101010110…
…001111000101010010
312021121200122102222112
4303131112033011102
51401124304414414
641214415505322
73664140314150
oct633526170522
9167550572875
1055253201234
1121483a9a980
12a860228242
1352971c211a
1429622a23d0
151685b63d3e
hexcdd58f152

55253201234 has 32 divisors (see below), whose sum is σ = 103390515072. Its totient is φ = 21514752000.

The previous prime is 55253201233. The next prime is 55253201251. The reversal of 55253201234 is 43210235255.

It is a self number, because there is not a number n which added to its sum of digits gives 55253201234.

It is not an unprimeable number, because it can be changed into a prime (55253201233) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 165074 + ... + 371154.

It is an arithmetic number, because the mean of its divisors is an integer number (3230953596).

Almost surely, 255253201234 is an apocalyptic number.

55253201234 is a deficient number, since it is larger than the sum of its proper divisors (48137313838).

55253201234 is a wasteful number, since it uses less digits than its factorization.

55253201234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207842.

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 55253201234 its reverse (43210235255), we get a palindrome (98463436489).

The spelling of 55253201234 in words is "fifty-five billion, two hundred fifty-three million, two hundred one thousand, two hundred thirty-four".

Divisors: 1 2 7 11 14 22 77 154 1741 3482 12187 19151 24374 38302 134057 206081 268114 412162 1442567 2266891 2885134 4533782 15868237 31736474 358787021 717574042 2511509147 3946657231 5023018294 7893314462 27626600617 55253201234