Search a number
-
+
57730325153 = 612861330793
BaseRepresentation
bin110101110000111111…
…101101101010100001
312112000022210101011212
4311300333231222201
51421212430401103
642304305115505
74112416444604
oct656077555241
9175008711155
1057730325153
1122535299826
12b231928b95
1355a0472017
142b1927a33b
15177d3717d8
hexd70fedaa1

57730325153 has 8 divisors (see below), whose sum is σ = 58697410536. Its totient is φ = 56763907200.

The previous prime is 57730325137. The next prime is 57730325161. The reversal of 57730325153 is 35152303775.

It can be written as a sum of positive squares in 4 ways, for example, as 203262049 + 57527063104 = 14257^2 + 239848^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57730325153 - 24 = 57730325137 is a prime.

It is a super-2 number, since 2×577303251532 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 57730325153.

It is not an unprimeable number, because it can be changed into a prime (57730325113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9125 + ... + 339917.

It is an arithmetic number, because the mean of its divisors is an integer number (7337176317).

Almost surely, 257730325153 is an apocalyptic number.

It is an amenable number.

57730325153 is a deficient number, since it is larger than the sum of its proper divisors (967085383).

57730325153 is a wasteful number, since it uses less digits than its factorization.

57730325153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333715.

The product of its (nonzero) digits is 330750, while the sum is 41.

The spelling of 57730325153 in words is "fifty-seven billion, seven hundred thirty million, three hundred twenty-five thousand, one hundred fifty-three".

Divisors: 1 61 2861 174521 330793 20178373 946398773 57730325153