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350442215 = 5155345131
BaseRepresentation
bin10100111000110…
…101001011100111
3220102102022100022
4110320311023213
51204203122330
654435105355
711453465264
oct2470651347
9812368308
10350442215
1116a8a7472
129944225b
13577ac576
143478426b
1520b74ae5
hex14e352e7

350442215 has 8 divisors (see below), whose sum is σ = 420810768. Its totient is φ = 280167040.

The previous prime is 350442203. The next prime is 350442223. The reversal of 350442215 is 512244053.

It is a happy number.

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

It is not a de Polignac number, because 350442215 - 216 = 350376679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14801 + ... + 30330.

It is an arithmetic number, because the mean of its divisors is an integer number (52601346).

Almost surely, 2350442215 is an apocalyptic number.

350442215 is a deficient number, since it is larger than the sum of its proper divisors (70368553).

350442215 is a wasteful number, since it uses less digits than its factorization.

350442215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46689.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 350442215 is about 18720.1018960902. The cubic root of 350442215 is about 705.0265503138.

Adding to 350442215 its reverse (512244053), we get a palindrome (862686268).

The spelling of 350442215 in words is "three hundred fifty million, four hundred forty-two thousand, two hundred fifteen".

Divisors: 1 5 1553 7765 45131 225655 70088443 350442215