Search a number
-
+
69923801 = 534912687
BaseRepresentation
bin1000010101011…
…11001111011001
311212120111102102
410022233033121
5120400030201
610534413145
71506225323
oct412571731
9155514372
1069923801
1136519872
121b5011b5
1311642c3c
149402613
15621326b
hex42af3d9

69923801 has 8 divisors (see below), whose sum is σ = 71414784. Its totient is φ = 68439280.

The previous prime is 69923797. The next prime is 69923803. The reversal of 69923801 is 10832996.

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 69923801 - 22 = 69923797 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69923803) 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, 24680 + ... + 27366.

It is an arithmetic number, because the mean of its divisors is an integer number (8926848).

Almost surely, 269923801 is an apocalyptic number.

It is an amenable number.

69923801 is a deficient number, since it is larger than the sum of its proper divisors (1490983).

69923801 is a wasteful number, since it uses less digits than its factorization.

69923801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3231.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 69923801 is about 8362.0452641683. The cubic root of 69923801 is about 411.9789338681.

The spelling of 69923801 in words is "sixty-nine million, nine hundred twenty-three thousand, eight hundred one".

Divisors: 1 53 491 2687 26023 142411 1319317 69923801