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69230929 = 683101363
BaseRepresentation
bin1000010000001…
…10000101010001
311211021021222111
410020012011101
5120210342204
610511505321
71500311305
oct410060521
9154237874
1069230929
1136096249
121b228241
131145c761
1492a1d05
156127d04
hex4206151

69230929 has 4 divisors (see below), whose sum is σ = 69332976. Its totient is φ = 69128884.

The previous prime is 69230873. The next prime is 69230957. The reversal of 69230929 is 92903296.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 69230929 - 29 = 69230417 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 69230891 and 69230900.

It is not an unprimeable number, because it can be changed into a prime (69237929) 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, 49999 + ... + 51364.

It is an arithmetic number, because the mean of its divisors is an integer number (17333244).

Almost surely, 269230929 is an apocalyptic number.

It is an amenable number.

69230929 is a deficient number, since it is larger than the sum of its proper divisors (102047).

69230929 is a wasteful number, since it uses less digits than its factorization.

69230929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102046.

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 69230929 is about 8320.5125443088. The cubic root of 69230929 is about 410.6136537511.

The spelling of 69230929 in words is "sixty-nine million, two hundred thirty thousand, nine hundred twenty-nine".

Divisors: 1 683 101363 69230929