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86338350831 = 3149193150673
BaseRepresentation
bin101000001101000101…
…0101010111011101111
322020212001211122202110
41100122022222323233
52403310104211311
6103355134255103
76144354605355
oct1203212527357
9266761748673
1086338350831
1133685825957
1214896657493
1381ac338675
1442708a17d5
1523a4b8d8a6
hex141a2aaeef

86338350831 has 8 divisors (see below), whose sum is σ = 115890404400. Its totient is φ = 57172598912.

The previous prime is 86338350829. The next prime is 86338350853. The reversal of 86338350831 is 13805383368.

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

It is a cyclic number.

It is not a de Polignac number, because 86338350831 - 21 = 86338350829 is a prime.

It is a super-2 number, since 2×863383508312 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86338350031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96574890 + ... + 96575783.

It is an arithmetic number, because the mean of its divisors is an integer number (14486300550).

Almost surely, 286338350831 is an apocalyptic number.

86338350831 is a deficient number, since it is larger than the sum of its proper divisors (29552053569).

86338350831 is a wasteful number, since it uses less digits than its factorization.

86338350831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193150825.

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 86338350831 in words is "eighty-six billion, three hundred thirty-eight million, three hundred fifty thousand, eight hundred thirty-one".

Divisors: 1 3 149 447 193150673 579452019 28779450277 86338350831