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85677966950 = 2521713559339
BaseRepresentation
bin100111111001011001…
…1100000011001100110
322012011001012200101012
41033302303200121212
52400432024420300
6103205424102222
76122115463052
oct1176263403146
9265131180335
1085677966950
1133376a84754
1214731464972
13810558a184
14420acbac62
152366be4435
hex13f2ce0666

85677966950 has 12 divisors (see below), whose sum is σ = 159361018620. Its totient is φ = 34271186760.

The previous prime is 85677966887. The next prime is 85677966989. The reversal of 85677966950 is 5966977658.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 856779620 + ... + 856779719.

It is an arithmetic number, because the mean of its divisors is an integer number (13280084885).

Almost surely, 285677966950 is an apocalyptic number.

85677966950 is a deficient number, since it is larger than the sum of its proper divisors (73683051670).

85677966950 is a wasteful number, since it uses less digits than its factorization.

85677966950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713559351 (or 1713559346 counting only the distinct ones).

The product of its (nonzero) digits is 171460800, while the sum is 68.

The spelling of 85677966950 in words is "eighty-five billion, six hundred seventy-seven million, nine hundred sixty-six thousand, nine hundred fifty".

Divisors: 1 2 5 10 25 50 1713559339 3427118678 8567796695 17135593390 42838983475 85677966950