Base | Representation |
---|---|
bin | 111001011010100010010001… |
… | …010010010010100000100101 |
3 | 1020010001221000020011112011212 |
4 | 321122202101102102200211 |
5 | 231044124343104212112 |
6 | 2253014252113441205 |
7 | 104121254410122221 |
oct | 7132422122224045 |
9 | 1203057006145155 |
10 | 252512154757157 |
11 | 73504892422669 |
12 | 243a2669870205 |
13 | aab8a42601a89 |
14 | 464d9212c5781 |
15 | 1e2d64994e522 |
hex | e5a891492825 |
252512154757157 has 2 divisors, whose sum is σ = 252512154757158. Its totient is φ = 252512154757156.
The previous prime is 252512154757151. The next prime is 252512154757183. The reversal of 252512154757157 is 751757451215252.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 149693487635041 + 102818667122116 = 12234929^2 + 10139954^2 .
It is a cyclic number.
It is not a de Polignac number, because 252512154757157 - 234 = 252494974887973 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 252512154757096 and 252512154757105.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (252512154757151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126256077378578 + 126256077378579.
It is an arithmetic number, because the mean of its divisors is an integer number (126256077378579).
Almost surely, 2252512154757157 is an apocalyptic number.
It is an amenable number.
252512154757157 is a deficient number, since it is larger than the sum of its proper divisors (1).
252512154757157 is an equidigital number, since it uses as much as digits as its factorization.
252512154757157 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 34300000, while the sum is 59.
The spelling of 252512154757157 in words is "two hundred fifty-two trillion, five hundred twelve billion, one hundred fifty-four million, seven hundred fifty-seven thousand, one hundred fifty-seven".
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