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334000242 = 23218555569
BaseRepresentation
bin10011111010000…
…111000001110010
3212021110222012100
4103322013001302
51141001001432
653050441230
711163645432
oct2372070162
9767428170
10334000242
11161597364
1293a33216
13542737a4
14325042c2
151e4c807c
hex13e87072

334000242 has 12 divisors (see below), whose sum is σ = 723667230. Its totient is φ = 111333408.

The previous prime is 334000237. The next prime is 334000243. The reversal of 334000242 is 242000433.

It can be written as a sum of positive squares in only one way, i.e., 204518601 + 129481641 = 14301^2 + 11379^2 .

It is a super-2 number, since 2×3340002422 = 223112323312117128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 18555569 = 334000242 / (3 + 3 + 4 + 0 + 0 + 0 + 2 + 4 + 2).

It is not an unprimeable number, because it can be changed into a prime (334000243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9277767 + ... + 9277802.

Almost surely, 2334000242 is an apocalyptic number.

334000242 is an abundant number, since it is smaller than the sum of its proper divisors (389666988).

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

334000242 is a wasteful number, since it uses less digits than its factorization.

334000242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18555577 (or 18555574 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 334000242 is about 18275.6735033213. The cubic root of 334000242 is about 693.8233749516.

Adding to 334000242 its reverse (242000433), we get a palindrome (576000675).

The spelling of 334000242 in words is "three hundred thirty-four million, two hundred forty-two", and thus it is an aban number.

Divisors: 1 2 3 6 9 18 18555569 37111138 55666707 111333414 167000121 334000242