Base | Representation |
---|---|
bin | 1000000000000… |
… | …10110110011101 |
3 | 11200022002001222 |
4 | 10000002312131 |
5 | 114140324131 |
6 | 10354343125 |
7 | 1443341465 |
oct | 400026635 |
9 | 150262058 |
10 | 67120541 |
11 | 34984724 |
12 | 1a58aaa5 |
13 | 10ba0cc7 |
14 | 8cb2ba5 |
15 | 5d5c87b |
hex | 4002d9d |
67120541 has 2 divisors, whose sum is σ = 67120542. Its totient is φ = 67120540.
The previous prime is 67120499. The next prime is 67120579. The reversal of 67120541 is 14502176.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 60124516 + 6996025 = 7754^2 + 2645^2 .
It is a cyclic number.
It is not a de Polignac number, because 67120541 - 226 = 11677 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 67120541.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (67120241) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33560270 + 33560271.
It is an arithmetic number, because the mean of its divisors is an integer number (33560271).
Almost surely, 267120541 is an apocalyptic number.
It is an amenable number.
67120541 is a deficient number, since it is larger than the sum of its proper divisors (1).
67120541 is an equidigital number, since it uses as much as digits as its factorization.
67120541 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1680, while the sum is 26.
The square root of 67120541 is about 8192.7126765193. The cubic root of 67120541 is about 406.3982377841.
It can be divided in two parts, 671 and 20541, that added together give a palindrome (21212).
The spelling of 67120541 in words is "sixty-seven million, one hundred twenty thousand, five hundred forty-one".
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