Base | Representation |
---|---|
bin | 111010001000101010… |
… | …1100011000011010001 |
3 | 102221020122201200111002 |
4 | 1310101111203003101 |
5 | 4021140244202344 |
6 | 133204123431345 |
7 | 12006526151516 |
oct | 1642125430321 |
9 | 387218650432 |
10 | 124844912849 |
11 | 48a45775928 |
12 | 20242385555 |
13 | ba07b856c7 |
14 | 608499730d |
15 | 33aa4c544e |
hex | 1d115630d1 |
124844912849 has 2 divisors, whose sum is σ = 124844912850. Its totient is φ = 124844912848.
The previous prime is 124844912833. The next prime is 124844912861. The reversal of 124844912849 is 948219448421.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 68233276225 + 56611636624 = 261215^2 + 237932^2 .
It is a cyclic number.
It is not a de Polignac number, because 124844912849 - 24 = 124844912833 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 124844912794 and 124844912803.
It is not a weakly prime, because it can be changed into another prime (124844915849) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62422456424 + 62422456425.
It is an arithmetic number, because the mean of its divisors is an integer number (62422456425).
Almost surely, 2124844912849 is an apocalyptic number.
It is an amenable number.
124844912849 is a deficient number, since it is larger than the sum of its proper divisors (1).
124844912849 is an equidigital number, since it uses as much as digits as its factorization.
124844912849 is an evil number, because the sum of its binary digits is even.
The product of its digits is 5308416, while the sum is 56.
The spelling of 124844912849 in words is "one hundred twenty-four billion, eight hundred forty-four million, nine hundred twelve thousand, eight hundred forty-nine".
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