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54212202903 = 3192935119341
BaseRepresentation
bin110010011111010011…
…001001000110010111
312011221010211020201210
4302133103021012113
51342011310443103
640523231352503
73626300056455
oct623723110627
9164833736653
1054212202903
1120a9a414481
12a60b682733
13515c62bb91
1428a3d219d5
151624584e03
hexc9f4c9197

54212202903 has 32 divisors (see below), whose sum is σ = 78741849600. Its totient is φ = 33045667200.

The previous prime is 54212202769. The next prime is 54212202911. The reversal of 54212202903 is 30920221245.

It is not a de Polignac number, because 54212202903 - 29 = 54212202391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54212202403) 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 31 ways as a sum of consecutive naturals, for example, 5799013 + ... + 5808353.

It is an arithmetic number, because the mean of its divisors is an integer number (2460682800).

Almost surely, 254212202903 is an apocalyptic number.

54212202903 is a deficient number, since it is larger than the sum of its proper divisors (24529646697).

54212202903 is a wasteful number, since it uses less digits than its factorization.

54212202903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12903.

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 54212202903 in words is "fifty-four billion, two hundred twelve million, two hundred two thousand, nine hundred three".

Divisors: 1 3 19 29 57 87 551 1653 3511 9341 10533 28023 66709 101819 177479 200127 270889 305457 532437 812667 1934561 5146891 5803683 15440673 32796251 98388753 623128769 951091279 1869386307 2853273837 18070734301 54212202903