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86080741 = 177576689
BaseRepresentation
bin1010010000101…
…11110011100101
312222222100120121
411020113303211
5134014040431
612313001541
72063450155
oct510276345
9188870517
1086080741
114465480a
12249b32b1
1314aac066
14b60a765
157855611
hex5217ce5

86080741 has 8 divisors (see below), whose sum is σ = 91278360. Its totient is φ = 80898048.

The previous prime is 86080739. The next prime is 86080781. The reversal of 86080741 is 14708068.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 42850116 + 43230625 = 6546^2 + 6575^2 .

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 86080741 - 21 = 86080739 is a prime.

It is a super-2 number, since 2×860807412 = 14819787942218162, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86080697 and 86080706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86080781) 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, 9525 + ... + 16213.

It is an arithmetic number, because the mean of its divisors is an integer number (11409795).

Almost surely, 286080741 is an apocalyptic number.

It is an amenable number.

86080741 is a deficient number, since it is larger than the sum of its proper divisors (5197619).

86080741 is a wasteful number, since it uses less digits than its factorization.

86080741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7463.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 86080741 is about 9277.9707371817. The cubic root of 86080741 is about 441.5385891513.

The spelling of 86080741 in words is "eighty-six million, eighty thousand, seven hundred forty-one".

Divisors: 1 17 757 6689 12869 113713 5063573 86080741