Base | Representation |
---|---|
bin | 110111111011010011… |
… | …0100110010001110101 |
3 | 102111000002000210211112 |
4 | 1233312212212101311 |
5 | 3431431431233024 |
6 | 131101314244405 |
7 | 11451140212553 |
oct | 1576646462165 |
9 | 374002023745 |
10 | 120101430389 |
11 | 46a31143296 |
12 | 1b339886705 |
13 | b43020bc55 |
14 | 5b549cabd3 |
15 | 31cdd3e00e |
hex | 1bf69a6475 |
120101430389 has 2 divisors, whose sum is σ = 120101430390. Its totient is φ = 120101430388.
The previous prime is 120101430343. The next prime is 120101430419. The reversal of 120101430389 is 983034101021.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 107212369489 + 12889060900 = 327433^2 + 113530^2 .
It is a cyclic number.
It is not a de Polignac number, because 120101430389 - 28 = 120101430133 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (120101438389) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60050715194 + 60050715195.
It is an arithmetic number, because the mean of its divisors is an integer number (60050715195).
Almost surely, 2120101430389 is an apocalyptic number.
It is an amenable number.
120101430389 is a deficient number, since it is larger than the sum of its proper divisors (1).
120101430389 is an equidigital number, since it uses as much as digits as its factorization.
120101430389 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5184, while the sum is 32.
The spelling of 120101430389 in words is "one hundred twenty billion, one hundred one million, four hundred thirty thousand, three hundred eighty-nine".
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