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230047131269 = 19101337355723
BaseRepresentation
bin1101011000111111100…
…0001010011010000101
3210222210101021002211002
43112033320022122011
512232114031200034
6253403204223045
722422532231544
oct3261770123205
9728711232732
10230047131269
118962067669a
123870239aa85
13189023a69a7
14b1c48b815b
155eb62ace7e
hex358fe0a685

230047131269 has 16 divisors (see below), whose sum is σ = 245278812480. Its totient is φ = 215140665600.

The previous prime is 230047131263. The next prime is 230047131289. The reversal of 230047131269 is 962131740032.

230047131269 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 230047131269 - 24 = 230047131253 is a prime.

It is a super-2 number, since 2×2300471312692 (a number of 24 digits) 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 (230047131263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468842 + ... + 824564.

It is an arithmetic number, because the mean of its divisors is an integer number (15329925780).

Almost surely, 2230047131269 is an apocalyptic number.

It is an amenable number.

230047131269 is a deficient number, since it is larger than the sum of its proper divisors (15231681211).

230047131269 is a wasteful number, since it uses less digits than its factorization.

230047131269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356180.

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 230047131269 in words is "two hundred thirty billion, forty-seven million, one hundred thirty-one thousand, two hundred sixty-nine".

Divisors: 1 19 101 337 1919 6403 34037 355723 646703 6758737 35928023 119878651 682632437 2277694369 12107743751 230047131269