Base | Representation |
---|---|
bin | 10101101101011… |
… | …11011001001001 |
3 | 110200200202111101 |
4 | 22312233121021 |
5 | 333110401212 |
6 | 30023301401 |
7 | 4341004045 |
oct | 1266573111 |
9 | 420622441 |
10 | 182122057 |
11 | 93891aa7 |
12 | 50baa861 |
13 | 2b967a40 |
14 | 1a28b025 |
15 | 10ec7157 |
hex | adaf649 |
182122057 has 4 divisors (see below), whose sum is σ = 196131460. Its totient is φ = 168112656.
The previous prime is 182122051. The next prime is 182122069. The reversal of 182122057 is 750221281.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 750221281 = 167 ⋅4492343.
It can be written as a sum of positive squares in 2 ways, for example, as 90269001 + 91853056 = 9501^2 + 9584^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-182122057 is a prime.
It is a super-2 number, since 2×1821220572 = 66336887291822498, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (182122051) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7004682 + ... + 7004707.
It is an arithmetic number, because the mean of its divisors is an integer number (49032865).
Almost surely, 2182122057 is an apocalyptic number.
It is an amenable number.
182122057 is a deficient number, since it is larger than the sum of its proper divisors (14009403).
182122057 is a wasteful number, since it uses less digits than its factorization.
182122057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14009402.
The product of its (nonzero) digits is 2240, while the sum is 28.
The square root of 182122057 is about 13495.2605384261. The cubic root of 182122057 is about 566.8317680782.
The spelling of 182122057 in words is "one hundred eighty-two million, one hundred twenty-two thousand, fifty-seven".
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