Base | Representation |
---|---|
bin | 100000010011111101… |
… | …1010110010011101110 |
3 | 20122002212022000002220 |
4 | 1000213323112103232 |
5 | 2114102133033110 |
6 | 51513234300210 |
7 | 5004350465244 |
oct | 1004773262356 |
9 | 218085260086 |
10 | 69389346030 |
11 | 27478527774 |
12 | 11546427666 |
13 | 670aa8b644 |
14 | 3503898794 |
15 | 1c11bdb370 |
hex | 1027ed64ee |
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".
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