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55347690688303 = 1320051212334281
BaseRepresentation
bin11001001010110101000110…
…11100010100111100101111
321020222012001201122101211011
430211122203130110330233
524223304032304011203
6313414213400010051
714441511241315336
oct1445324334247457
9236865051571734
1055347690688303
11166a9907533932
12625a905760927
1324b6359b00220
14d94bb1c4cd1d
1565eac17c476d
hex3256a3714f2f

55347690688303 has 8 divisors (see below), whose sum is σ = 59608178317296. Its totient is φ = 51087627768000.

The previous prime is 55347690688291. The next prime is 55347690688307. The reversal of 55347690688303 is 30388609674355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-55347690688303 is a prime.

It is a super-2 number, since 2×553476906883032 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55347690688307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105906478 + ... + 106427803.

It is an arithmetic number, because the mean of its divisors is an integer number (7451022289662).

Almost surely, 255347690688303 is an apocalyptic number.

55347690688303 is a deficient number, since it is larger than the sum of its proper divisors (4260487628993).

55347690688303 is a wasteful number, since it uses less digits than its factorization.

55347690688303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212354345.

The product of its (nonzero) digits is 391910400, while the sum is 67.

The spelling of 55347690688303 in words is "fifty-five trillion, three hundred forty-seven billion, six hundred ninety million, six hundred eighty-eight thousand, three hundred three".

Divisors: 1 13 20051 260663 212334281 2760345653 4257514668331 55347690688303