Base | Representation |
---|---|
bin | 10000101000101… |
… | …10101100111001 |
3 | 100201121001112121 |
4 | 20110112230321 |
5 | 241211203333 |
6 | 21503041241 |
7 | 3313120534 |
oct | 1024265471 |
9 | 321531477 |
10 | 139553593 |
11 | 71857753 |
12 | 3a8a0221 |
13 | 22bb20ba |
14 | 14769a1b |
15 | c3b932d |
hex | 8516b39 |
139553593 has 2 divisors, whose sum is σ = 139553594. Its totient is φ = 139553592.
The previous prime is 139553551. The next prime is 139553621. The reversal of 139553593 is 395355931.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 103876864 + 35676729 = 10192^2 + 5973^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-139553593 is a prime.
It is not a weakly prime, because it can be changed into another prime (139553503) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69776796 + 69776797.
It is an arithmetic number, because the mean of its divisors is an integer number (69776797).
Almost surely, 2139553593 is an apocalyptic number.
It is an amenable number.
139553593 is a deficient number, since it is larger than the sum of its proper divisors (1).
139553593 is an equidigital number, since it uses as much as digits as its factorization.
139553593 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 273375, while the sum is 43.
The square root of 139553593 is about 11813.2803657579. The cubic root of 139553593 is about 518.6969259486.
The spelling of 139553593 in words is "one hundred thirty-nine million, five hundred fifty-three thousand, five hundred ninety-three".
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