Search a number
-
+
3033223031 = 22313601897
BaseRepresentation
bin1011010011001011…
…0100111101110111
321211101112200202202
42310302310331313
522203001114111
61220552255115
7135110653556
oct26462647567
97741480682
103033223031
1113171a23a3
127079a149b
13394547537
1420abb3d9d
1512b457b3b
hexb4cb4f77

3033223031 has 4 divisors (see below), whose sum is σ = 3046825152. Its totient is φ = 3019620912.

The previous prime is 3033222989. The next prime is 3033223051. The reversal of 3033223031 is 1303223303.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1303223303 = 1321986543.

It is a cyclic number.

It is not a de Polignac number, because 3033223031 - 210 = 3033222007 is a prime.

It is a super-2 number, since 2×30332230312 = 18400883911577653922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3033222994 and 3033223012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3033223051) 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, 6800726 + ... + 6801171.

It is an arithmetic number, because the mean of its divisors is an integer number (761706288).

Almost surely, 23033223031 is an apocalyptic number.

3033223031 is a deficient number, since it is larger than the sum of its proper divisors (13602121).

3033223031 is a wasteful number, since it uses less digits than its factorization.

3033223031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13602120.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 3033223031 is about 55074.7040936218. The cubic root of 3033223031 is about 1447.5540262398.

Adding to 3033223031 its reverse (1303223303), we get a palindrome (4336446334).

The spelling of 3033223031 in words is "three billion, thirty-three million, two hundred twenty-three thousand, thirty-one".

Divisors: 1 223 13601897 3033223031