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230414769818 = 2181636504889
BaseRepresentation
bin1101011010010111001…
…0100101111010011010
3211000202000001002002122
43112211302211322122
512233342140113233
6253503500101242
722434615141212
oct3264562457232
9730660032078
10230414769818
118979a148a02
12387a5534822
13189605c74ac
14b21b657242
155ed86ccd98
hex35a5ca5e9a

230414769818 has 8 divisors (see below), whose sum is σ = 347531669940. Its totient is φ = 114570879840.

The previous prime is 230414769773. The next prime is 230414769821. The reversal of 230414769818 is 818967414032.

It can be written as a sum of positive squares in 2 ways, for example, as 161464937929 + 68949831889 = 401827^2 + 262583^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 230414769818.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318252083 + ... + 318252806.

Almost surely, 2230414769818 is an apocalyptic number.

230414769818 is a deficient number, since it is larger than the sum of its proper divisors (117116900122).

230414769818 is a wasteful number, since it uses less digits than its factorization.

230414769818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636505072.

The product of its (nonzero) digits is 2322432, while the sum is 53.

The spelling of 230414769818 in words is "two hundred thirty billion, four hundred fourteen million, seven hundred sixty-nine thousand, eight hundred eighteen".

Divisors: 1 2 181 362 636504889 1273009778 115207384909 230414769818