Base | Representation |
---|---|
bin | 100011100001010011110011… |
… | …001100001111110100111101 |
3 | 202111010112202100100021110222 |
4 | 203201103303030033310331 |
5 | 130434004322411023112 |
6 | 1312130433353511125 |
7 | 44622365600133125 |
oct | 4341236314176475 |
9 | 674115670307428 |
10 | 156220630564157 |
11 | 4585a885321035 |
12 | 156307311124a5 |
13 | 6922708430093 |
14 | 2a81194233c85 |
15 | 130d9ccb11372 |
hex | 8e14f330fd3d |
156220630564157 has 12 divisors (see below), whose sum is σ = 157426967623380. Its totient is φ = 155023456363776.
The previous prime is 156220630564111. The next prime is 156220630564199. The reversal of 156220630564157 is 751465036022651.
It can be written as a sum of positive squares in 6 ways, for example, as 55126674970756 + 101093955593401 = 7424734^2 + 10054549^2 .
It is not a de Polignac number, because 156220630564157 - 26 = 156220630564093 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 156220630564099 and 156220630564108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (156220690564157) 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, 49695623 + ... + 52745579.
It is an arithmetic number, because the mean of its divisors is an integer number (13118913968615).
Almost surely, 2156220630564157 is an apocalyptic number.
It is an amenable number.
156220630564157 is a deficient number, since it is larger than the sum of its proper divisors (1206337059223).
156220630564157 is an equidigital number, since it uses as much as digits as its factorization.
156220630564157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3052960 (or 3052823 counting only the distinct ones).
The product of its (nonzero) digits is 9072000, while the sum is 53.
The spelling of 156220630564157 in words is "one hundred fifty-six trillion, two hundred twenty billion, six hundred thirty million, five hundred sixty-four thousand, one hundred fifty-seven".
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