Search a number
-
+
57058005 = 353803867
BaseRepresentation
bin1101100110101…
…0001011010101
310222100211212110
43121222023111
5104101324010
65354541233
71261661604
oct331521325
9128324773
1057058005
112a231584
1217137819
13ba89b44
147813a3b
155021120
hex366a2d5

57058005 has 8 divisors (see below), whose sum is σ = 91292832. Its totient is φ = 30430928.

The previous prime is 57057991. The next prime is 57058021. The reversal of 57058005 is 50085075.

It is a happy number.

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 57058005 - 213 = 57049813 is a prime.

It is a congruent number.

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, 1901919 + ... + 1901948.

It is an arithmetic number, because the mean of its divisors is an integer number (11411604).

Almost surely, 257058005 is an apocalyptic number.

It is an amenable number.

57058005 is a deficient number, since it is larger than the sum of its proper divisors (34234827).

57058005 is a wasteful number, since it uses less digits than its factorization.

57058005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3803875.

The product of its (nonzero) digits is 7000, while the sum is 30.

The square root of 57058005 is about 7553.6749334347. The cubic root of 57058005 is about 384.9806140798.

The spelling of 57058005 in words is "fifty-seven million, fifty-eight thousand, five".

Divisors: 1 3 5 15 3803867 11411601 19019335 57058005