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86507126061 = 385313337999
BaseRepresentation
bin101000010010000111…
…0011111110100101101
322021021211102022211220
41100210032133310231
52404131311013221
6103424003533553
76151504303416
oct1204416376455
9267254368756
1086507126061
1133762021214
121492308a2b9
1382082ac375
14428907680d
1523b48cb0c6
hex142439fd2d

86507126061 has 8 divisors (see below), whose sum is σ = 115344528000. Its totient is φ = 57670570752.

The previous prime is 86507126051. The next prime is 86507126077. The reversal of 86507126061 is 16062170568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86507126061 - 27 = 86507125933 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86507126011) 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 7 ways as a sum of consecutive naturals, for example, 86940 + ... + 424938.

It is an arithmetic number, because the mean of its divisors is an integer number (14418066000).

Almost surely, 286507126061 is an apocalyptic number.

It is an amenable number.

86507126061 is a deficient number, since it is larger than the sum of its proper divisors (28837401939).

86507126061 is a wasteful number, since it uses less digits than its factorization.

86507126061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423315.

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 86507126061 in words is "eighty-six billion, five hundred seven million, one hundred twenty-six thousand, sixty-one".

Divisors: 1 3 85313 255939 337999 1013997 28835708687 86507126061