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53509089036 = 223131923784913
BaseRepresentation
bin110001110101011000…
…111110011100001100
312010010010210100211110
4301311120332130030
51334041311322121
640325353252020
73603001516014
oct616530763414
9163103710743
1053509089036
1120769538637
12a454104010
135079a6c380
1428387b6c44
1515d2999d76
hexc7563e70c

53509089036 has 96 divisors (see below), whose sum is σ = 147689418240. Its totient is φ = 14919607296.

The previous prime is 53509089019. The next prime is 53509089037. The reversal of 53509089036 is 63098090535.

It is not an unprimeable number, because it can be changed into a prime (53509089037) 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, 324285 + ... + 460628.

It is an arithmetic number, because the mean of its divisors is an integer number (1538431440).

Almost surely, 253509089036 is an apocalyptic number.

It is an amenable number.

53509089036 is an abundant number, since it is smaller than the sum of its proper divisors (94180329204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53509089036 is a wasteful number, since it uses less digits than its factorization.

53509089036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784975 (or 784973 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 48.

The spelling of 53509089036 in words is "fifty-three billion, five hundred nine million, eighty-nine thousand, thirty-six".

Divisors: 1 2 3 4 6 12 13 19 23 26 38 39 46 52 57 69 76 78 92 114 138 156 228 247 276 299 437 494 598 741 874 897 988 1196 1311 1482 1748 1794 2622 2964 3588 5244 5681 11362 17043 22724 34086 68172 784913 1569826 2354739 3139652 4709478 9418956 10203869 14913347 18052999 20407738 29826694 30611607 36105998 40815476 44740041 54158997 59653388 61223214 72211996 89480082 108317994 122446428 178960164 193873511 216635988 234688987 343006981 387747022 469377974 581620533 686013962 704066961 775494044 938755948 1029020943 1163241066 1372027924 1408133922 2058041886 2326482132 2816267844 4116083772 4459090753 8918181506 13377272259 17836363012 26754544518 53509089036