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57999299975 = 524335357903
BaseRepresentation
bin110110000001000001…
…110001010110000111
312112201001220201021022
4312001001301112013
51422240310044400
642351114141355
74122163626011
oct660101612607
9175631821238
1057999299975
1122663102571
12b2a7a2185b
1356140c9316
142b42c951b1
151796ca2b85
hexd81071587

57999299975 has 12 divisors (see below), whose sum is σ = 72085240416. Its totient is φ = 46292273280.

The previous prime is 57999299957. The next prime is 57999299977.

It is a happy number.

57999299975 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 57999299975 - 216 = 57999234439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 57999299975.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57999299977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2668127 + ... + 2689776.

It is an arithmetic number, because the mean of its divisors is an integer number (6007103368).

Almost surely, 257999299975 is an apocalyptic number.

57999299975 is a deficient number, since it is larger than the sum of its proper divisors (14085940441).

57999299975 is a wasteful number, since it uses less digits than its factorization.

57999299975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5358346 (or 5358341 counting only the distinct ones).

The product of its digits is 1302030450, while the sum is 80.

The spelling of 57999299975 in words is "fifty-seven billion, nine hundred ninety-nine million, two hundred ninety-nine thousand, nine hundred seventy-five".

Divisors: 1 5 25 433 2165 10825 5357903 26789515 133947575 2319971999 11599859995 57999299975