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55001233210055 = 51117110233533641
BaseRepresentation
bin11001000000101111110001…
…11101111011101011000111
321012202001210111202221201112
430200113320331323223013
524202120011200210210
6312551115005515235
714404464555326666
oct1440277075735307
9235661714687645
1055001233210055
111658598a2a4610
126203735872b1b
13248c795138822
14d82106a86ddd
15655a9577bd05
hex3205f8f7bac7

55001233210055 has 32 divisors (see below), whose sum is σ = 76237837927488. Its totient is φ = 37647490867200.

The previous prime is 55001233210013. The next prime is 55001233210061.

55001233210055 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55001233210055 - 28 = 55001233209799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102801035 + ... + 103334675.

It is an arithmetic number, because the mean of its divisors is an integer number (2382432435234).

Almost surely, 255001233210055 is an apocalyptic number.

55001233210055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55001233210055 is a deficient number, since it is larger than the sum of its proper divisors (21236604717433).

55001233210055 is a wasteful number, since it uses less digits than its factorization.

55001233210055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643907.

The product of its (nonzero) digits is 22500, while the sum is 32.

It can be divided in two parts, 5500123 and 3210055, that added together give a palindrome (8710178).

The spelling of 55001233210055 in words is "fifty-five trillion, one billion, two hundred thirty-three million, two hundred ten thousand, fifty-five".

Divisors: 1 5 11 17 55 85 187 935 110233 533641 551165 1212563 1873961 2668205 5870051 6062815 9071897 9369805 20613571 29350255 45359485 99790867 103067855 498954335 58824848353 294124241765 647073331883 1000022422001 3235366659415 5000112110005 11000246642011 55001233210055