Search a number
-
+
7230000786 = 231205000131
BaseRepresentation
bin1101011101111000…
…10000111010010010
3200122212112002112220
412232330100322102
5104301340011121
63153232001510
7344110664331
oct65674207222
920585462486
107230000786
113080168668
121499390296
138b2b65698
144c830bd18
152c4aec6c6
hex1aef10e92

7230000786 has 8 divisors (see below), whose sum is σ = 14460001584. Its totient is φ = 2410000260.

The previous prime is 7230000781. The next prime is 7230000829. The reversal of 7230000786 is 6870000327.

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

7230000786 is an admirable number.

It is a super-2 number, since 2×72300007862 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7230000781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602500060 + ... + 602500071.

It is an arithmetic number, because the mean of its divisors is an integer number (1807500198).

Almost surely, 27230000786 is an apocalyptic number.

7230000786 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7230000786 is a wasteful number, since it uses less digits than its factorization.

7230000786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205000136.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 7230000786 is about 85029.4112998555. The cubic root of 7230000786 is about 1933.6570379568.

The spelling of 7230000786 in words is "seven billion, two hundred thirty million, seven hundred eighty-six", and thus it is an aban number.

Divisors: 1 2 3 6 1205000131 2410000262 3615000393 7230000786