Base | Representation |
---|---|
bin | 111001010001111000… |
… | …1000101111110001101 |
3 | 102202111112200202012222 |
4 | 1302203301011332031 |
5 | 4003404144440023 |
6 | 132301455105125 |
7 | 11613135121505 |
oct | 1624361057615 |
9 | 382445622188 |
10 | 123006640013 |
11 | 48192050284 |
12 | 1ba0a8121a5 |
13 | b7a4084cba |
14 | 5d4c79aa05 |
15 | 32ede0bcc8 |
hex | 1ca3c45f8d |
123006640013 has 8 divisors (see below), whose sum is σ = 124568938368. Its totient is φ = 121446253504.
The previous prime is 123006639983. The next prime is 123006640021. The reversal of 123006640013 is 310046600321.
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 123006640013 - 26 = 123006639949 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123006642013) 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, 348245 + ... + 606042.
It is an arithmetic number, because the mean of its divisors is an integer number (15571117296).
Almost surely, 2123006640013 is an apocalyptic number.
It is an amenable number.
123006640013 is a deficient number, since it is larger than the sum of its proper divisors (1562298355).
123006640013 is an equidigital number, since it uses as much as digits as its factorization.
123006640013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 955923.
The product of its (nonzero) digits is 2592, while the sum is 26.
The spelling of 123006640013 in words is "one hundred twenty-three billion, six million, six hundred forty thousand, thirteen".
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