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345165853 = 2334994289
BaseRepresentation
bin10100100100101…
…101000000011101
3220001111020112111
4110210231000131
51201330301403
654130034021
711360601304
oct2444550035
9801436474
10345165853
1116792323a
1297718911
1356682a66
1433bad43b
152048156d
hex1492d01d

345165853 has 8 divisors (see below), whose sum is σ = 360360000. Its totient is φ = 329987328.

The previous prime is 345165833. The next prime is 345165869. The reversal of 345165853 is 358561543.

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

It is a cyclic number.

It is not a de Polignac number, because 345165853 - 213 = 345157661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345165803) 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, 78333 + ... + 82621.

It is an arithmetic number, because the mean of its divisors is an integer number (45045000).

Almost surely, 2345165853 is an apocalyptic number.

It is an amenable number.

345165853 is a deficient number, since it is larger than the sum of its proper divisors (15194147).

345165853 is a wasteful number, since it uses less digits than its factorization.

345165853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7811.

The product of its digits is 216000, while the sum is 40.

The square root of 345165853 is about 18578.6396972437. The cubic root of 345165853 is about 701.4702790535.

The spelling of 345165853 in words is "three hundred forty-five million, one hundred sixty-five thousand, eight hundred fifty-three".

Divisors: 1 23 3499 4289 80477 98647 15007211 345165853