Search a number
-
+
57354443468 = 22719853103177
BaseRepresentation
bin110101011010100101…
…110101101011001100
312111001010111121102222
4311122211311223030
51414430214142333
642203120434512
74100203503620
oct653245655314
9174033447388
1057354443468
11223620a7303
12b147a78a38
13554062651a
142ac1393180
15175a374298
hexd5a975acc

57354443468 has 24 divisors (see below), whose sum is σ = 114715776672. Its totient is φ = 24578999424.

The previous prime is 57354443431. The next prime is 57354443513. The reversal of 57354443468 is 86434445375.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504296 + ... + 607472.

It is an arithmetic number, because the mean of its divisors is an integer number (4779824028).

Almost surely, 257354443468 is an apocalyptic number.

It is an amenable number.

57354443468 is an abundant number, since it is smaller than the sum of its proper divisors (57361333204).

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

57354443468 is a wasteful number, since it uses less digits than its factorization.

57354443468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123041 (or 123039 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 53.

The spelling of 57354443468 in words is "fifty-seven billion, three hundred fifty-four million, four hundred forty-three thousand, four hundred sixty-eight".

Divisors: 1 2 4 7 14 28 19853 39706 79412 103177 138971 206354 277942 412708 555884 722239 1444478 2888956 2048372981 4096745962 8193491924 14338610867 28677221734 57354443468