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344020242 = 2357336707
BaseRepresentation
bin10100100000010…
…101010100010010
3212222100001001110
4110200111110102
51201032121432
654045314150
711345060316
oct2440252422
9788301043
10344020242
11167210555
1297265956
1356371497
1433991b46
1520306dcc
hex14815512

344020242 has 8 divisors (see below), whose sum is σ = 688040496. Its totient is φ = 114673412.

The previous prime is 344020231. The next prime is 344020249. The reversal of 344020242 is 242020443.

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

344020242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (344020249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28668348 + ... + 28668359.

It is an arithmetic number, because the mean of its divisors is an integer number (86005062).

Almost surely, 2344020242 is an apocalyptic number.

344020242 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.

344020242 is a wasteful number, since it uses less digits than its factorization.

344020242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57336712.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 344020242 is about 18547.7826707130. The cubic root of 344020242 is about 700.6933551767.

Adding to 344020242 its reverse (242020443), we get a palindrome (586040685).

The spelling of 344020242 in words is "three hundred forty-four million, twenty thousand, two hundred forty-two".

Divisors: 1 2 3 6 57336707 114673414 172010121 344020242