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7130069 = 231512053
BaseRepresentation
bin11011001100101111010101
3111102020121122
4123030233111
53311130234
6412453325
7114414242
oct33145725
914366548
107130069
11402aa21
12247a245
13162849b
14d385c9
1595c92e
hex6ccbd5

7130069 has 8 divisors (see below), whose sum is σ = 7492992. Its totient is φ = 6771600.

The previous prime is 7130063. The next prime is 7130083. The reversal of 7130069 is 9600317.

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 7130069 - 212 = 7125973 is a prime.

It is a super-2 number, since 2×71300692 = 101675767889522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7130063) 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, 2447 + ... + 4499.

It is an arithmetic number, because the mean of its divisors is an integer number (936624).

Almost surely, 27130069 is an apocalyptic number.

It is an amenable number.

7130069 is a deficient number, since it is larger than the sum of its proper divisors (362923).

7130069 is a wasteful number, since it uses less digits than its factorization.

7130069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 7130069 is about 2670.2189048840. The cubic root of 7130069 is about 192.4706786172.

The spelling of 7130069 in words is "seven million, one hundred thirty thousand, sixty-nine".

Divisors: 1 23 151 2053 3473 47219 310003 7130069