Base | Representation |
---|---|
bin | 111001010011010010… |
… | …0001011111110100111 |
3 | 102202121211000222021210 |
4 | 1302212210023332213 |
5 | 4004003204312031 |
6 | 132310253242503 |
7 | 11614245146316 |
oct | 1624644137647 |
9 | 382554028253 |
10 | 123053588391 |
11 | 482065a7298 |
12 | 1ba22493433 |
13 | b7b0a123c6 |
14 | 5d54adc27d |
15 | 33030d2746 |
hex | 1ca690bfa7 |
123053588391 has 12 divisors (see below), whose sum is σ = 171515148728. Its totient is φ = 78468953904.
The previous prime is 123053588389. The next prime is 123053588431. The reversal of 123053588391 is 193885350321.
It is not a de Polignac number, because 123053588391 - 21 = 123053588389 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 123053588391.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123053518391) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38767660 + ... + 38770833.
Almost surely, 2123053588391 is an apocalyptic number.
123053588391 is a deficient number, since it is larger than the sum of its proper divisors (48461560337).
123053588391 is an equidigital number, since it uses as much as digits as its factorization.
123053588391 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77538542 (or 77538519 counting only the distinct ones).
The product of its (nonzero) digits is 777600, while the sum is 48.
The spelling of 123053588391 in words is "one hundred twenty-three billion, fifty-three million, five hundred eighty-eight thousand, three hundred ninety-one".
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