Base | Representation |
---|---|
bin | 10000010101110… |
… | …001010110110001 |
3 | 201002211220000011 |
4 | 100111301112301 |
5 | 1030140031031 |
6 | 43111454521 |
7 | 6536113453 |
oct | 2025612661 |
9 | 632756004 |
10 | 274142641 |
11 | 130823473 |
12 | 77987441 |
13 | 44a465a6 |
14 | 285a22d3 |
15 | 191026b1 |
hex | 105715b1 |
274142641 has 8 divisors (see below), whose sum is σ = 283808000. Its totient is φ = 264528720.
The previous prime is 274142623. The next prime is 274142647. The reversal of 274142641 is 146241472.
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 274142641 - 211 = 274140593 is a prime.
It is a super-2 number, since 2×2741426412 = 150308375228909762, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (274142647) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1851 + ... + 23488.
It is an arithmetic number, because the mean of its divisors is an integer number (35476000).
Almost surely, 2274142641 is an apocalyptic number.
It is an amenable number.
274142641 is a deficient number, since it is larger than the sum of its proper divisors (9665359).
274142641 is a wasteful number, since it uses less digits than its factorization.
274142641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25719.
The product of its digits is 10752, while the sum is 31.
The square root of 274142641 is about 16557.2534256138. The cubic root of 274142641 is about 649.6192176051.
The spelling of 274142641 in words is "two hundred seventy-four million, one hundred forty-two thousand, six hundred forty-one".
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