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86087119 = 198950909
BaseRepresentation
bin1010010000110…
…01010111001111
312222222200022211
411020121113033
5134014241434
612313051251
72063504566
oct510312717
9188880284
1086087119
1144659588
12249b6b27
1314ab1c31
14b60cbdd
157857464
hex52195cf

86087119 has 8 divisors (see below), whose sum is σ = 91638000. Its totient is φ = 80638272.

The previous prime is 86087117. The next prime is 86087149. The reversal of 86087119 is 91178068.

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

It is not a de Polignac number, because 86087119 - 21 = 86087117 is a prime.

It is a super-2 number, since 2×860871192 = 14821984115440322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86087117) 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, 23764 + ... + 27145.

It is an arithmetic number, because the mean of its divisors is an integer number (11454750).

Almost surely, 286087119 is an apocalyptic number.

86087119 is a gapful number since it is divisible by the number (89) formed by its first and last digit.

86087119 is a deficient number, since it is larger than the sum of its proper divisors (5550881).

86087119 is a wasteful number, since it uses less digits than its factorization.

86087119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51017.

The product of its (nonzero) digits is 24192, while the sum is 40.

The square root of 86087119 is about 9278.3144482174. The cubic root of 86087119 is about 441.5494938885.

The spelling of 86087119 in words is "eighty-six million, eighty-seven thousand, one hundred nineteen".

Divisors: 1 19 89 1691 50909 967271 4530901 86087119