Search a number
-
+
57419080 = 2351435477
BaseRepresentation
bin1101101100001…
…0010101001000
311000001012011121
43123002111020
5104144402310
65410405024
71265024365
oct333022510
9130035147
1057419080
112a458894
1217290774
13bb852b4
1478a946c
1550930da
hex36c2548

57419080 has 16 divisors (see below), whose sum is σ = 129193020. Its totient is φ = 22967616.

The previous prime is 57419057. The next prime is 57419143. The reversal of 57419080 is 8091475.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 57244356 + 174724 = 7566^2 + 418^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 717699 + ... + 717778.

Almost surely, 257419080 is an apocalyptic number.

It is an amenable number.

57419080 is an abundant number, since it is smaller than the sum of its proper divisors (71773940).

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

57419080 is a wasteful number, since it uses less digits than its factorization.

57419080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435488 (or 1435484 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 57419080 is about 7577.5378586979. The cubic root of 57419080 is about 385.7909863798.

The spelling of 57419080 in words is "fifty-seven million, four hundred nineteen thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 1435477 2870954 5741908 7177385 11483816 14354770 28709540 57419080