Search a number
-
+
3052431131 = 238913111383
BaseRepresentation
bin1011010111110000…
…0110011100011011
321212201200120022212
42311330012130123
522222410244011
61222520105335
7135433144061
oct26574063433
97781616285
103052431131
111327021762
1271230524b
13398511389
1420d574031
1512ce9e08b
hexb5f0671b

3052431131 has 16 divisors (see below), whose sum is σ = 3245806080. Its totient is φ = 2864621760.

The previous prime is 3052431127. The next prime is 3052431227. The reversal of 3052431131 is 1311342503.

It is a cyclic number.

It is not a de Polignac number, because 3052431131 - 22 = 3052431127 is a prime.

It is a super-2 number, since 2×30524311312 = 18634671618995878322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3052431097 and 3052431106.

It is not an unprimeable number, because it can be changed into a prime (3052431631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262466 + ... + 273848.

It is an arithmetic number, because the mean of its divisors is an integer number (202862880).

Almost surely, 23052431131 is an apocalyptic number.

3052431131 is a deficient number, since it is larger than the sum of its proper divisors (193374949).

3052431131 is a wasteful number, since it uses less digits than its factorization.

3052431131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11626.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 3052431131 is about 55248.8111274804. The cubic root of 3052431131 is about 1450.6031784614.

Adding to 3052431131 its reverse (1311342503), we get a palindrome (4363773634).

The spelling of 3052431131 in words is "three billion, fifty-two million, four hundred thirty-one thousand, one hundred thirty-one".

Divisors: 1 23 89 131 2047 3013 11383 11659 261809 268157 1013087 1491173 23301001 34296979 132714397 3052431131