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86638283668 = 22151143440867
BaseRepresentation
bin101000010110000001…
…0110100101110010100
322021121222012211021001
41100230002310232110
52404413400034133
6103445011033044
76154656155206
oct1205402645624
9267558184231
1086638283668
113381a063932
121495ab9b784
138229511a11
14429c658776
1523c118787d
hex142c0b4b94

86638283668 has 12 divisors (see below), whose sum is σ = 152621083552. Its totient is φ = 43032259800.

The previous prime is 86638283663. The next prime is 86638283741.

86638283668 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86638283663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71719830 + ... + 71721037.

Almost surely, 286638283668 is an apocalyptic number.

It is an amenable number.

86638283668 is a deficient number, since it is larger than the sum of its proper divisors (65982799884).

86638283668 is a wasteful number, since it uses less digits than its factorization.

86638283668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143441022 (or 143441020 counting only the distinct ones).

The product of its digits is 95551488, while the sum is 64.

The spelling of 86638283668 in words is "eighty-six billion, six hundred thirty-eight million, two hundred eighty-three thousand, six hundred sixty-eight".

Divisors: 1 2 4 151 302 604 143440867 286881734 573763468 21659570917 43319141834 86638283668