Search a number
-
+
57060564930 = 2325634006277
BaseRepresentation
bin110101001001000100…
…110001111111000010
312110021122112000212200
4311021010301333002
51413330001034210
642114021534030
74060004541105
oct651104617702
9173248460780
1057060564930
1122221223a86
12b085574316
1354c478cab5
142a9433473c
15173e6740c0
hexd49131fc2

57060564930 has 24 divisors (see below), whose sum is σ = 148357469052. Its totient is φ = 15216150624.

The previous prime is 57060564929. The next prime is 57060564937. The reversal of 57060564930 is 3946506075.

57060564930 is a `hidden beast` number, since 5 + 7 + 0 + 605 + 6 + 4 + 9 + 30 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 50391719361 + 6668845569 = 224481^2 + 81663^2 .

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (57060564937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 317003049 + ... + 317003228.

Almost surely, 257060564930 is an apocalyptic number.

57060564930 is an abundant number, since it is smaller than the sum of its proper divisors (91296904122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57060564930 is a wasteful number, since it uses less digits than its factorization.

57060564930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634006290 (or 634006287 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 57060564930 in words is "fifty-seven billion, sixty million, five hundred sixty-four thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 634006277 1268012554 1902018831 3170031385 3804037662 5706056493 6340062770 9510094155 11412112986 19020188310 28530282465 57060564930