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54140141451 = 31117192436217
BaseRepresentation
bin110010011011000000…
…001111111110001011
312011202010020011000010
4302123000033332023
51341334334011301
640512135043003
73624433415664
oct623300177613
9164663204003
1054140141451
1120a62775660
12a5ab510463
13514a71ac76
14289852436b
15161d09d5d6
hexc9b00ff8b

54140141451 has 96 divisors (see below), whose sum is σ = 90062108928. Its totient is φ = 28571719680.

The previous prime is 54140141449. The next prime is 54140141491. The reversal of 54140141451 is 15414104145.

It is not a de Polignac number, because 54140141451 - 21 = 54140141449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54140141411) 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 95 ways as a sum of consecutive naturals, for example, 8705295 + ... + 8711511.

It is an arithmetic number, because the mean of its divisors is an integer number (938146968).

Almost surely, 254140141451 is an apocalyptic number.

54140141451 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

54140141451 is a deficient number, since it is larger than the sum of its proper divisors (35921967477).

54140141451 is a wasteful number, since it uses less digits than its factorization.

54140141451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6329 (or 6310 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 54140141451 its reverse (15414104145), we get a palindrome (69554245596).

It can be divided in two parts, 54140 and 141451, that added together give a palindrome (195591).

The spelling of 54140141451 in words is "fifty-four billion, one hundred forty million, one hundred forty-one thousand, four hundred fifty-one".

Divisors: 1 3 11 17 19 33 43 51 57 129 187 209 323 361 473 561 627 731 817 969 1083 1419 2193 2451 3553 3971 6137 6217 8041 8987 10659 11913 13889 15523 18411 18651 24123 26961 41667 46569 67507 68387 105689 118123 152779 170753 202521 205161 263891 267331 317067 354369 458337 512259 791673 801993 1162579 1299353 2008091 2244337 2902801 2940641 3487737 3898059 4544627 5079289 6024273 6733011 8708403 8821923 13633881 15237867 22089001 24687707 38153729 49990897 55872179 66267003 74063121 86347913 96506491 114461187 149972691 167616537 259043739 289519473 419691019 949827043 1061571401 1259073057 1640610347 2849481129 3184714203 4921831041 18046713817 54140141451