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487975116902 = 27135148152081
BaseRepresentation
bin1110001100111011001…
…01010110000001100110
31201122112211021100200212
413012131211112001212
530443333112220102
61012101144135422
750153323025210
oct7063545260146
91648484240625
10487975116902
11178a49260889
127a6a5a67572
1337028ab3330
14198921a95b0
15ca600e9c52
hex719d956066

487975116902 has 32 divisors (see below), whose sum is σ = 900911936064. Its totient is φ = 193037644800.

The previous prime is 487975116859. The next prime is 487975116907. The reversal of 487975116902 is 209611579784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487975116907) 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 15 ways as a sum of consecutive naturals, for example, 9343502 + ... + 9395582.

It is an arithmetic number, because the mean of its divisors is an integer number (28153498002).

Almost surely, 2487975116902 is an apocalyptic number.

487975116902 is a deficient number, since it is larger than the sum of its proper divisors (412936819162).

487975116902 is a wasteful number, since it uses less digits than its factorization.

487975116902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103584.

The product of its (nonzero) digits is 7620480, while the sum is 59.

The spelling of 487975116902 in words is "four hundred eighty-seven billion, nine hundred seventy-five million, one hundred sixteen thousand, nine hundred two".

Divisors: 1 2 7 13 14 26 91 182 51481 52081 102962 104162 360367 364567 669253 677053 720734 729134 1338506 1354106 4684771 4739371 9369542 9478742 2681181961 5362363922 18768273727 34855365493 37536547454 69710730986 243987558451 487975116902