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344244130 = 25199172987
BaseRepresentation
bin10100100001001…
…011111110100010
3212222202102011121
4110201023332202
51201111303010
654054202454
711350012126
oct2441137642
9788672147
10344244130
1116735378a
129735342a
135641c369
1433a0d586
152034d3da
hex1484bfa2

344244130 has 16 divisors (see below), whose sum is σ = 622756800. Its totient is φ = 137004912.

The previous prime is 344244113. The next prime is 344244133. The reversal of 344244130 is 31442443.

It is a junction number, because it is equal to n+sod(n) for n = 344244095 and 344244104.

It is not an unprimeable number, because it can be changed into a prime (344244133) 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, 84504 + ... + 88483.

It is an arithmetic number, because the mean of its divisors is an integer number (38922300).

Almost surely, 2344244130 is an apocalyptic number.

344244130 is a deficient number, since it is larger than the sum of its proper divisors (278512670).

344244130 is a wasteful number, since it uses less digits than its factorization.

344244130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173193.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 344244130 is about 18553.8171274808. The cubic root of 344244130 is about 700.8453257056.

Adding to 344244130 its reverse (31442443), we get a palindrome (375686573).

The spelling of 344244130 in words is "three hundred forty-four million, two hundred forty-four thousand, one hundred thirty".

Divisors: 1 2 5 10 199 398 995 1990 172987 345974 864935 1729870 34424413 68848826 172122065 344244130