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92638093 = 293194417
BaseRepresentation
bin1011000010110…
…00101110001101
320110022111120111
411201120232031
5142203404333
613105320021
72203260622
oct541305615
9213274514
1092638093
1148323409
1227036011
1316266952
14c436349
1581ed4cd
hex5858b8d

92638093 has 4 divisors (see below), whose sum is σ = 95832540. Its totient is φ = 89443648.

The previous prime is 92638087. The next prime is 92638099. The reversal of 92638093 is 39083629.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (92638087) and next prime (92638099).

It can be written as a sum of positive squares in 2 ways, for example, as 63011844 + 29626249 = 7938^2 + 5443^2 .

It is a cyclic number.

It is not a de Polignac number, because 92638093 - 25 = 92638061 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92638099) by changing a digit.

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, 1597180 + ... + 1597237.

It is an arithmetic number, because the mean of its divisors is an integer number (23958135).

Almost surely, 292638093 is an apocalyptic number.

It is an amenable number.

92638093 is a deficient number, since it is larger than the sum of its proper divisors (3194447).

92638093 is a wasteful number, since it uses less digits than its factorization.

92638093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3194446.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 92638093 is about 9624.8684666337. The cubic root of 92638093 is about 452.4770282285.

The spelling of 92638093 in words is "ninety-two million, six hundred thirty-eight thousand, ninety-three".

Divisors: 1 29 3194417 92638093