Search a number
-
+
980233 = 4672099
BaseRepresentation
bin11101111010100001001
31211210121221
43233110021
5222331413
633002041
711221552
oct3572411
91753557
10980233
1160a511
123b3321
13284227
141b7329
1514568d
hexef509

980233 has 4 divisors (see below), whose sum is σ = 982800. Its totient is φ = 977668.

The previous prime is 980219. The next prime is 980249. The reversal of 980233 is 332089.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 332089 = 437723.

It is a cyclic number.

It is not a de Polignac number, because 980233 - 217 = 849161 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 980198 and 980207.

It is not an unprimeable number, because it can be changed into a prime (980293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 583 + ... + 1516.

It is an arithmetic number, because the mean of its divisors is an integer number (245700).

2980233 is an apocalyptic number.

It is an amenable number.

980233 is a deficient number, since it is larger than the sum of its proper divisors (2567).

980233 is a wasteful number, since it uses less digits than its factorization.

980233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 980233 is about 990.0671694385. The cubic root of 980233 is about 99.3367101935.

The spelling of 980233 in words is "nine hundred eighty thousand, two hundred thirty-three".

Divisors: 1 467 2099 980233