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230812028867 = 7109033024227
BaseRepresentation
bin1101011011110101111…
…0000000111111000011
3211001202200112221001202
43112331132000333003
512240200334410432
6254011130451415
722450510605650
oct3267536007703
9731680487052
10230812028867
1189983411572
1238896593b6b
13189c49b9314
14b258306c27
15600d4ee462
hex35bd780fc3

230812028867 has 8 divisors (see below), whose sum is σ = 263809456896. Its totient is φ = 197820671112.

The previous prime is 230812028807. The next prime is 230812028879. The reversal of 230812028867 is 768820218032.

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 230812028867 - 26 = 230812028803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230812028807) 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, 1435793 + ... + 1588434.

It is an arithmetic number, because the mean of its divisors is an integer number (32976182112).

Almost surely, 2230812028867 is an apocalyptic number.

230812028867 is a deficient number, since it is larger than the sum of its proper divisors (32997428029).

230812028867 is a wasteful number, since it uses less digits than its factorization.

230812028867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3035137.

The product of its (nonzero) digits is 516096, while the sum is 47.

The spelling of 230812028867 in words is "two hundred thirty billion, eight hundred twelve million, twenty-eight thousand, eight hundred sixty-seven".

Divisors: 1 7 10903 76321 3024227 21169589 32973146981 230812028867