Search a number
-
+
250232723 = 1321579431
BaseRepresentation
bin11101110101000…
…11111110010011
3122102212010202122
432322203332103
51003024421343
640455204455
76125641316
oct1672437623
9572763678
10250232723
11119282604
126b97672b
133cac4600
142533a97d
1516e7d068
hexeea3f93

250232723 has 12 divisors (see below), whose sum is σ = 272716848. Its totient is φ = 229488480.

The previous prime is 250232627. The next prime is 250232753. The reversal of 250232723 is 327232052.

It is not a de Polignac number, because 250232723 - 216 = 250167187 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 250232692 and 250232701.

It is not an unprimeable number, because it can be changed into a prime (250232753) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21818 + ... + 31248.

It is an arithmetic number, because the mean of its divisors is an integer number (22726404).

Almost surely, 2250232723 is an apocalyptic number.

250232723 is a deficient number, since it is larger than the sum of its proper divisors (22484125).

250232723 is a wasteful number, since it uses less digits than its factorization.

250232723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9614 (or 9601 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 250232723 is about 15818.7459363883. The cubic root of 250232723 is about 630.1559393944.

Adding to 250232723 its reverse (327232052), we get a palindrome (577464775).

The spelling of 250232723 in words is "two hundred fifty million, two hundred thirty-two thousand, seven hundred twenty-three".

Divisors: 1 13 157 169 2041 9431 26533 122603 1480667 1593839 19248671 250232723