Base | Representation |
---|---|
bin | 10010101000001… |
… | …11111000100001 |
3 | 101220001100021222 |
4 | 21110013320201 |
5 | 310001120423 |
6 | 23301224425 |
7 | 3605162666 |
oct | 1124077041 |
9 | 356040258 |
10 | 156270113 |
11 | 8023505a |
12 | 44402115 |
13 | 264b5b2c |
14 | 16a7ba6d |
15 | dabc3c8 |
hex | 9507e21 |
156270113 has 2 divisors, whose sum is σ = 156270114. Its totient is φ = 156270112.
The previous prime is 156270097. The next prime is 156270131. The reversal of 156270113 is 311072651.
Together with next prime (156270131) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 100140049 + 56130064 = 10007^2 + 7492^2 .
It is an emirp because it is prime and its reverse (311072651) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 156270113 - 24 = 156270097 is a prime.
It is not a weakly prime, because it can be changed into another prime (156270313) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78135056 + 78135057.
It is an arithmetic number, because the mean of its divisors is an integer number (78135057).
Almost surely, 2156270113 is an apocalyptic number.
It is an amenable number.
156270113 is a deficient number, since it is larger than the sum of its proper divisors (1).
156270113 is an equidigital number, since it uses as much as digits as its factorization.
156270113 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1260, while the sum is 26.
The square root of 156270113 is about 12500.8044941116. The cubic root of 156270113 is about 538.6317819937.
The spelling of 156270113 in words is "one hundred fifty-six million, two hundred seventy thousand, one hundred thirteen".
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