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939109343 = 23288714143
BaseRepresentation
bin110111111110011…
…010101111011111
32102110002200211112
4313332122233133
53410402444333
6233104212235
732162204054
oct6776325737
92373080745
10939109343
11442114827
1222260a07b
1311c73aa03
148ca1b02b
15576a4948
hex37f9abdf

939109343 has 8 divisors (see below), whose sum is σ = 980348928. Its totient is φ = 897903864.

The previous prime is 939109337. The next prime is 939109357. The reversal of 939109343 is 343901939.

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 939109343 - 210 = 939108319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 939109343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (939109363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59330 + ... + 73472.

It is an arithmetic number, because the mean of its divisors is an integer number (122543616).

Almost surely, 2939109343 is an apocalyptic number.

939109343 is a deficient number, since it is larger than the sum of its proper divisors (41239585).

939109343 is a wasteful number, since it uses less digits than its factorization.

939109343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17053.

The product of its (nonzero) digits is 78732, while the sum is 41.

The square root of 939109343 is about 30644.8909771270. The cubic root of 939109343 is about 979.2766225706.

The spelling of 939109343 in words is "nine hundred thirty-nine million, one hundred nine thousand, three hundred forty-three".

Divisors: 1 23 2887 14143 66401 325289 40830841 939109343