Base | Representation |
---|---|
bin | 100110101010… |
… | …1101101101011 |
3 | 1102011000201220 |
4 | 1031111231223 |
5 | 20142232102 |
6 | 2002313123 |
7 | 334216644 |
oct | 115255553 |
9 | 42130656 |
10 | 20274027 |
11 | 104981a4 |
12 | 69587a3 |
13 | 427b087 |
14 | 299a6cb |
15 | 1ba71bc |
hex | 1355b6b |
20274027 has 8 divisors (see below), whose sum is σ = 27660864. Its totient is φ = 13201608.
The previous prime is 20274019. The next prime is 20274041. The reversal of 20274027 is 72047202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20274027 - 23 = 20274019 is a prime.
It is a super-2 number, since 2×202740272 = 822072341593458, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20273988 and 20274006.
It is not an unprimeable number, because it can be changed into a prime (20274127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78453 + ... + 78710.
It is an arithmetic number, because the mean of its divisors is an integer number (3457608).
Almost surely, 220274027 is an apocalyptic number.
20274027 is a deficient number, since it is larger than the sum of its proper divisors (7386837).
20274027 is a wasteful number, since it uses less digits than its factorization.
20274027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157209.
The product of its (nonzero) digits is 1568, while the sum is 24.
The square root of 20274027 is about 4502.6688752339. The cubic root of 20274027 is about 272.6758486781.
The spelling of 20274027 in words is "twenty million, two hundred seventy-four thousand, twenty-seven".
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