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69389346030 = 2352979757869
BaseRepresentation
bin100000010011111101…
…1010110010011101110
320122002212022000002220
41000213323112103232
52114102133033110
651513234300210
75004350465244
oct1004773262356
9218085260086
1069389346030
1127478527774
1211546427666
13670aa8b644
143503898794
151c11bdb370
hex1027ed64ee

69389346030 has 32 divisors (see below), whose sum is σ = 172276999200. Its totient is φ = 17865762432.

The previous prime is 69389346007. The next prime is 69389346071. The reversal of 69389346030 is 3064398396.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39878065 + ... + 39879804.

It is an arithmetic number, because the mean of its divisors is an integer number (5383656225).

Almost surely, 269389346030 is an apocalyptic number.

69389346030 is an abundant number, since it is smaller than the sum of its proper divisors (102887653170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

69389346030 is a wasteful number, since it uses less digits than its factorization.

69389346030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79757908.

The product of its (nonzero) digits is 2519424, while the sum is 51.

The spelling of 69389346030 in words is "sixty-nine billion, three hundred eighty-nine million, three hundred forty-six thousand, thirty".

Divisors: 1 2 3 5 6 10 15 29 30 58 87 145 174 290 435 870 79757869 159515738 239273607 398789345 478547214 797578690 1196368035 2312978201 2392736070 4625956402 6938934603 11564891005 13877869206 23129782010 34694673015 69389346030