Search a number
-
+
530575705 = 51115316301
BaseRepresentation
bin11111100111111…
…111000101011001
31100222101001001001
4133213333011121
52041311410310
6124352025001
716101550642
oct3747770531
91328331031
10530575705
11252550420
12129832161
1385bcc12a
14506746c9
15318a793a
hex1f9ff159

530575705 has 16 divisors (see below), whose sum is σ = 695135808. Its totient is φ = 385560000.

The previous prime is 530575699. The next prime is 530575733. The reversal of 530575705 is 507575035.

It is not a de Polignac number, because 530575705 - 211 = 530573657 is a prime.

It is a super-3 number, since 3×5305757053 (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81055 + ... + 87355.

It is an arithmetic number, because the mean of its divisors is an integer number (43445988).

Almost surely, 2530575705 is an apocalyptic number.

530575705 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

530575705 is a deficient number, since it is larger than the sum of its proper divisors (164560103).

530575705 is a wasteful number, since it uses less digits than its factorization.

530575705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7848.

The product of its (nonzero) digits is 91875, while the sum is 37.

The square root of 530575705 is about 23034.2289864454. The cubic root of 530575705 is about 809.5601457851.

The spelling of 530575705 in words is "five hundred thirty million, five hundred seventy-five thousand, seven hundred five".

Divisors: 1 5 11 55 1531 6301 7655 16841 31505 69311 84205 346555 9646831 48234155 106115141 530575705