Search a number
-
+
57200043084 = 2234766670257
BaseRepresentation
bin110101010001011000…
…110110010001001100
312110122100222020221020
4311101120312101030
51414121202334314
642135523234140
74063320226002
oct652130662114
9173570866836
1057200043084
1122292a29a88
12b104218950
135517646752
142aa8a80a72
15174ba25da9
hexd5163644c

57200043084 has 12 divisors (see below), whose sum is σ = 133466767224. Its totient is φ = 19066681024.

The previous prime is 57200043083. The next prime is 57200043097. The reversal of 57200043084 is 48034000275.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×572000430842 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (57200043083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2383335117 + ... + 2383335140.

It is an arithmetic number, because the mean of its divisors is an integer number (11122230602).

Almost surely, 257200043084 is an apocalyptic number.

It is an amenable number.

57200043084 is an abundant number, since it is smaller than the sum of its proper divisors (76266724140).

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

57200043084 is a wasteful number, since it uses less digits than its factorization.

57200043084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4766670264 (or 4766670262 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

The spelling of 57200043084 in words is "fifty-seven billion, two hundred million, forty-three thousand, eighty-four".

Divisors: 1 2 3 4 6 12 4766670257 9533340514 14300010771 19066681028 28600021542 57200043084