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86102243 = 1918125037
BaseRepresentation
bin1010010000111…
…01000011100011
320000000110001222
411020131003203
5134020232433
612313245255
72063566643
oct510350343
9200013058
1086102243
1144669987
1224a0382b
1314ab8a96
14b614523
15785bb98
hex521d0e3

86102243 has 8 divisors (see below), whose sum is σ = 91138320. Its totient is φ = 81116640.

The previous prime is 86102207. The next prime is 86102257. The reversal of 86102243 is 34220168.

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 86102243 - 210 = 86101219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86132243) 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, 9080 + ... + 15957.

It is an arithmetic number, because the mean of its divisors is an integer number (11392290).

Almost surely, 286102243 is an apocalyptic number.

86102243 is a deficient number, since it is larger than the sum of its proper divisors (5036077).

86102243 is a wasteful number, since it uses less digits than its factorization.

86102243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25237.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 86102243 is about 9279.1294311482. The cubic root of 86102243 is about 441.5753498802.

The spelling of 86102243 in words is "eighty-six million, one hundred two thousand, two hundred forty-three".

Divisors: 1 19 181 3439 25037 475703 4531697 86102243