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86419742 = 255697759
BaseRepresentation
bin1010010011010…
…10100100011110
320000121120121012
411021222210132
5134110412432
612324135222
72066361413
oct511524436
9200546535
1086419742
1144866482
1224b37512
1314b9a456
14b69810a
1578c0cb2
hex526a91e

86419742 has 8 divisors (see below), whose sum is σ = 129669600. Its totient is φ = 43196544.

The previous prime is 86419703. The next prime is 86419757. The reversal of 86419742 is 24791468.

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

It is a self number, because there is not a number n which added to its sum of digits gives 86419742.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7259 + ... + 15017.

It is an arithmetic number, because the mean of its divisors is an integer number (16208700).

Almost surely, 286419742 is an apocalyptic number.

86419742 is a deficient number, since it is larger than the sum of its proper divisors (43249858).

86419742 is a wasteful number, since it uses less digits than its factorization.

86419742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13330.

The product of its digits is 96768, while the sum is 41.

The square root of 86419742 is about 9296.2219207590. The cubic root of 86419742 is about 442.1174486383.

The spelling of 86419742 in words is "eighty-six million, four hundred nineteen thousand, seven hundred forty-two".

Divisors: 1 2 5569 7759 11138 15518 43209871 86419742