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69083093 = 661104513
BaseRepresentation
bin1000001111000…
…01111111010101
311210222210012002
410013201333111
5120141124333
610504405045
71466124302
oct407417725
9153883162
1069083093
1135aa5172
121b176785
131140a391
1492640a9
1560e90e8
hex41e1fd5

69083093 has 4 divisors (see below), whose sum is σ = 69188268. Its totient is φ = 68977920.

The previous prime is 69083059. The next prime is 69083123. The reversal of 69083093 is 39038096.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29669809 + 39413284 = 5447^2 + 6278^2 .

It is a cyclic number.

It is not a de Polignac number, because 69083093 - 26 = 69083029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69086093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51596 + ... + 52917.

It is an arithmetic number, because the mean of its divisors is an integer number (17297067).

Almost surely, 269083093 is an apocalyptic number.

It is an amenable number.

69083093 is a deficient number, since it is larger than the sum of its proper divisors (105175).

69083093 is a wasteful number, since it uses less digits than its factorization.

69083093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105174.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 69083093 is about 8311.6239688764. The cubic root of 69083093 is about 410.3211701211.

It can be divided in two parts, 6908 and 3093, that added together give a palindrome (10001).

The spelling of 69083093 in words is "sixty-nine million, eighty-three thousand, ninety-three".

Divisors: 1 661 104513 69083093