Search a number
-
+
56006995 = 5111018309
BaseRepresentation
bin1101010110100…
…1100101010011
310220101110011011
43111221211103
5103314210440
65320231351
71250023462
oct325514523
9126343134
1056006995
1129683980
121690b557
13b7ac645
14761c9d9
154db49ea
hex3569953

56006995 has 8 divisors (see below), whose sum is σ = 73318320. Its totient is φ = 40732320.

The previous prime is 56006983. The next prime is 56006999. The reversal of 56006995 is 59960065.

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

It is a de Polignac number, because none of the positive numbers 2k-56006995 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56006999) 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, 509100 + ... + 509209.

It is an arithmetic number, because the mean of its divisors is an integer number (9164790).

Almost surely, 256006995 is an apocalyptic number.

56006995 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56006995 is a deficient number, since it is larger than the sum of its proper divisors (17311325).

56006995 is a wasteful number, since it uses less digits than its factorization.

56006995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018325.

The product of its (nonzero) digits is 72900, while the sum is 40.

The square root of 56006995 is about 7483.7821320506. The cubic root of 56006995 is about 382.6021655980.

The spelling of 56006995 in words is "fifty-six million, six thousand, nine hundred ninety-five".

Divisors: 1 5 11 55 1018309 5091545 11201399 56006995