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344053213 = 7367713367
BaseRepresentation
bin10100100000011…
…101010111011101
3212222101201021121
4110200131113131
51201034200323
654050130541
711345255410
oct2440352735
9788351247
10344053213
111672332a9
1297280a51
13563834aa
143399db77
1520311a5d
hex1481d5dd

344053213 has 8 divisors (see below), whose sum is σ = 393340032. Its totient is φ = 294800496.

The previous prime is 344053147. The next prime is 344053219. The reversal of 344053213 is 312350443.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-344053213 is a prime.

It is a super-2 number, since 2×3440532132 = 236745226751246738, which 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 (344053219) 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, 19056 + ... + 32422.

It is an arithmetic number, because the mean of its divisors is an integer number (49167504).

Almost surely, 2344053213 is an apocalyptic number.

It is an amenable number.

344053213 is a deficient number, since it is larger than the sum of its proper divisors (49286819).

344053213 is a wasteful number, since it uses less digits than its factorization.

344053213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17051.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 344053213 is about 18548.6714618595. The cubic root of 344053213 is about 700.7157393466.

The spelling of 344053213 in words is "three hundred forty-four million, fifty-three thousand, two hundred thirteen".

Divisors: 1 7 3677 13367 25739 93569 49150459 344053213