Base | Representation |
---|---|
bin | 111000111111001100… |
… | …1111011000111011011 |
3 | 102200212212012110001112 |
4 | 1301332121323013123 |
5 | 4001113212343433 |
6 | 132115344010535 |
7 | 11561454133526 |
oct | 1617631730733 |
9 | 380785173045 |
10 | 122379809243 |
11 | 479a023701a |
12 | 1b874900a4b |
13 | b704253b13 |
14 | 5ccd42bbbd |
15 | 32b3d8e348 |
hex | 1c7e67b1db |
122379809243 has 8 divisors (see below), whose sum is σ = 123405122400. Its totient is φ = 121357978560.
The previous prime is 122379809221. The next prime is 122379809291. The reversal of 122379809243 is 342908973221.
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 122379809243 - 224 = 122363032027 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 122379809191 and 122379809200.
It is not an unprimeable number, because it can be changed into a prime (122379809203) 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, 800018 + ... + 940631.
It is an arithmetic number, because the mean of its divisors is an integer number (15425640300).
Almost surely, 2122379809243 is an apocalyptic number.
122379809243 is a deficient number, since it is larger than the sum of its proper divisors (1025313157).
122379809243 is a wasteful number, since it uses less digits than its factorization.
122379809243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1741237.
The product of its (nonzero) digits is 1306368, while the sum is 50.
The spelling of 122379809243 in words is "one hundred twenty-two billion, three hundred seventy-nine million, eight hundred nine thousand, two hundred forty-three".
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