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87055575035 = 511139710711731
BaseRepresentation
bin101000100010011101…
…0101010011111111011
322022201001102102101212
41101010322222133323
52411242211400120
6103554235033335
76201214115132
oct1210472523773
9268631372355
1087055575035
1133a1366a030
1214a5689b84b
138294ac88a0
1442dbc40919
1523e7b146c5
hex1444eaa7fb

87055575035 has 64 divisors (see below), whose sum is σ = 125164859904. Its totient is φ = 57294950400.

The previous prime is 87055575029. The next prime is 87055575073. The reversal of 87055575035 is 53057555078.

It is not a de Polignac number, because 87055575035 - 212 = 87055570939 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7415120 + ... + 7426850.

It is an arithmetic number, because the mean of its divisors is an integer number (1955700936).

Almost surely, 287055575035 is an apocalyptic number.

87055575035 is a deficient number, since it is larger than the sum of its proper divisors (38109284869).

87055575035 is a wasteful number, since it uses less digits than its factorization.

87055575035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11964.

The product of its (nonzero) digits is 3675000, while the sum is 50.

The spelling of 87055575035 in words is "eighty-seven billion, fifty-five million, five hundred seventy-five thousand, thirty-five".

Divisors: 1 5 11 13 55 65 97 107 143 485 535 715 1067 1177 1261 1391 5335 5885 6305 6955 10379 11731 13871 15301 51895 58655 69355 76505 114169 129041 134927 152503 570845 645205 674635 762515 1137907 1255217 1484197 1677533 5689535 6276085 7420985 8387665 12516977 13807387 14792791 16317821 62584885 69036935 73963955 81589105 121756049 162720701 179496031 608780245 813603505 897480155 1339316539 1582828637 6696582695 7914143185 17411115007 87055575035