Search a number
-
+
53789192 = 2325932
BaseRepresentation
bin1100110100110…
…0001000001000
310202012202220022
43031030020020
5102232223232
65200520012
71222125542
oct315141010
9122182808
1053789192
11283a9686
1216020008
13b1b4032
147202692
154ac7812
hex334c208

53789192 has 12 divisors (see below), whose sum is σ = 100893645. Its totient is φ = 26884224.

The previous prime is 53789191. The next prime is 53789213. The reversal of 53789192 is 29198735.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 53202436 + 586756 = 7294^2 + 766^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=5186.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53789191) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 19448 + ... + 22040.

Almost surely, 253789192 is an apocalyptic number.

It is an amenable number.

53789192 is a deficient number, since it is larger than the sum of its proper divisors (47104453).

53789192 is an frugal number, since it uses more digits than its factorization.

53789192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5192 (or 2595 counting only the distinct ones).

The product of its digits is 136080, while the sum is 44.

The square root of 53789192 is about 7334.1115344669. Note that the first 3 decimals coincide. The cubic root of 53789192 is about 377.4838190219.

The spelling of 53789192 in words is "fifty-three million, seven hundred eighty-nine thousand, one hundred ninety-two".

Divisors: 1 2 4 8 2593 5186 10372 20744 6723649 13447298 26894596 53789192