Base | Representation |
---|---|
bin | 1110101001111… |
… | …01101100100101 |
3 | 22120022210121221 |
4 | 13110331230211 |
5 | 222432423401 |
6 | 20110540341 |
7 | 3021640201 |
oct | 724755445 |
9 | 276283557 |
10 | 122936101 |
11 | 63437792 |
12 | 352076b1 |
13 | 1c614472 |
14 | 12481b01 |
15 | abd57a1 |
hex | 753db25 |
122936101 has 2 divisors, whose sum is σ = 122936102. Its totient is φ = 122936100.
The previous prime is 122936057. The next prime is 122936171. The reversal of 122936101 is 101639221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 109620900 + 13315201 = 10470^2 + 3649^2 .
It is an emirp because it is prime and its reverse (101639221) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 122936101 - 217 = 122805029 is a prime.
It is a super-2 number, since 2×1229361012 = 30226569858164402, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122936171) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61468050 + 61468051.
It is an arithmetic number, because the mean of its divisors is an integer number (61468051).
Almost surely, 2122936101 is an apocalyptic number.
It is an amenable number.
122936101 is a deficient number, since it is larger than the sum of its proper divisors (1).
122936101 is an equidigital number, since it uses as much as digits as its factorization.
122936101 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 648, while the sum is 25.
The square root of 122936101 is about 11087.6553427675. The cubic root of 122936101 is about 497.2328486649.
The spelling of 122936101 in words is "one hundred twenty-two million, nine hundred thirty-six thousand, one hundred one".
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