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92386081 = 493718713
BaseRepresentation
bin1011000000110…
…11001100100001
320102211200212201
411200123030201
5142122323311
613100053201
72201161114
oct540331441
9212750781
1092386081
1148171037
1226b34201
13161a9028
14c3ac57b
15819d9c1
hex581b321

92386081 has 4 divisors (see below), whose sum is σ = 92409732. Its totient is φ = 92362432.

The previous prime is 92386057. The next prime is 92386093. The reversal of 92386081 is 18068329.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 18068329 = 22978901.

It can be written as a sum of positive squares in 2 ways, for example, as 57517056 + 34869025 = 7584^2 + 5905^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-92386081 is a prime.

It is a super-2 number, since 2×923860812 = 17070375925077122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 92386081.

It is not an unprimeable number, because it can be changed into a prime (92386031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4420 + ... + 14293.

It is an arithmetic number, because the mean of its divisors is an integer number (23102433).

Almost surely, 292386081 is an apocalyptic number.

It is an amenable number.

92386081 is a deficient number, since it is larger than the sum of its proper divisors (23651).

92386081 is a wasteful number, since it uses less digits than its factorization.

92386081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23650.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 92386081 is about 9611.7678394768. The cubic root of 92386081 is about 452.0663505202.

The spelling of 92386081 in words is "ninety-two million, three hundred eighty-six thousand, eighty-one".

Divisors: 1 4937 18713 92386081