[go: up one dir, main page]

Search a number
-
+
52771028 = 2237356561
BaseRepresentation
bin1100100101001…
…1100011010100
310200022001020112
43021103203110
5102002133103
65123022152
71210355252
oct311234324
9120261215
1052771028
1127873722
121580a958
13ac1877b
1470195d2
154975cd8
hex32538d4

52771028 has 12 divisors (see below), whose sum is σ = 94845492. Its totient is φ = 25672320.

The previous prime is 52771013. The next prime is 52771031. The reversal of 52771028 is 82017725.

It can be written as a sum of positive squares in 2 ways, for example, as 36626704 + 16144324 = 6052^2 + 4018^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52770985 and 52771003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178133 + ... + 178428.

It is an arithmetic number, because the mean of its divisors is an integer number (7903791).

Almost surely, 252771028 is an apocalyptic number.

It is an amenable number.

52771028 is a deficient number, since it is larger than the sum of its proper divisors (42074464).

52771028 is a wasteful number, since it uses less digits than its factorization.

52771028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356602 (or 356600 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 52771028 is about 7264.3670061472. The cubic root of 52771028 is about 375.0868610640.

The spelling of 52771028 in words is "fifty-two million, seven hundred seventy-one thousand, twenty-eight".

Divisors: 1 2 4 37 74 148 356561 713122 1426244 13192757 26385514 52771028