Base | Representation |
---|---|
bin | 1110011010001… |
… | …00111000000101 |
3 | 22102102202012211 |
4 | 13031010320011 |
5 | 221420241412 |
6 | 15554343421 |
7 | 2665235611 |
oct | 715047005 |
9 | 272382184 |
10 | 120868357 |
11 | 62255205 |
12 | 3458ab71 |
13 | 1c06c24c |
14 | 120a4341 |
15 | a927ca7 |
hex | 7344e05 |
120868357 has 2 divisors, whose sum is σ = 120868358. Its totient is φ = 120868356.
The previous prime is 120868343. The next prime is 120868379. The reversal of 120868357 is 753868021.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 100020001 + 20848356 = 10001^2 + 4566^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-120868357 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (120068357) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60434178 + 60434179.
It is an arithmetic number, because the mean of its divisors is an integer number (60434179).
Almost surely, 2120868357 is an apocalyptic number.
It is an amenable number.
120868357 is a deficient number, since it is larger than the sum of its proper divisors (1).
120868357 is an equidigital number, since it uses as much as digits as its factorization.
120868357 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 80640, while the sum is 40.
The square root of 120868357 is about 10994.0145988624. The cubic root of 120868357 is about 494.4293079442.
The spelling of 120868357 in words is "one hundred twenty million, eight hundred sixty-eight thousand, three hundred fifty-seven".
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