Base | Representation |
---|---|
bin | 11001100001011010… |
… | …100010011010010101 |
3 | 2121201211202002012010 |
4 | 121201122202122111 |
5 | 422110430303141 |
6 | 20331142014433 |
7 | 1660046302164 |
oct | 314132423225 |
9 | 77654662163 |
10 | 27404150421 |
11 | 10692a238aa |
12 | 5389717419 |
13 | 277964632b |
14 | 147d7a73db |
15 | aa5cb8416 |
hex | 6616a2695 |
27404150421 has 8 divisors (see below), whose sum is σ = 36979094880. Its totient is φ = 18049319792.
The previous prime is 27404150413. The next prime is 27404150489. The reversal of 27404150421 is 12405140472.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 27404150421 - 23 = 27404150413 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27404152421) 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, 55028166 + ... + 55028663.
It is an arithmetic number, because the mean of its divisors is an integer number (4622386860).
Almost surely, 227404150421 is an apocalyptic number.
It is an amenable number.
27404150421 is a deficient number, since it is larger than the sum of its proper divisors (9574944459).
27404150421 is a wasteful number, since it uses less digits than its factorization.
27404150421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110056915.
The product of its (nonzero) digits is 8960, while the sum is 30.
Adding to 27404150421 its reverse (12405140472), we get a palindrome (39809290893).
The spelling of 27404150421 in words is "twenty-seven billion, four hundred four million, one hundred fifty thousand, four hundred twenty-one".
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