Base | Representation |
---|---|
bin | 101100010001011… |
… | …101101010101111 |
3 | 1220202122220101122 |
4 | 230101131222233 |
5 | 3010122303341 |
6 | 201412131155 |
7 | 24256326104 |
oct | 5421355257 |
9 | 1822586348 |
10 | 742775471 |
11 | 351306229 |
12 | 188906abb |
13 | bab68319 |
14 | 70910aab |
15 | 4532194b |
hex | 2c45daaf |
742775471 has 8 divisors (see below), whose sum is σ = 745887744. Its totient is φ = 739670680.
The previous prime is 742775461. The next prime is 742775479. The reversal of 742775471 is 174577247.
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 742775471 - 210 = 742774447 is a prime.
It is a super-3 number, since 3×7427754713 (a number of 28 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (742775479) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275090 + ... + 277776.
It is an arithmetic number, because the mean of its divisors is an integer number (93235968).
Almost surely, 2742775471 is an apocalyptic number.
742775471 is a deficient number, since it is larger than the sum of its proper divisors (3112273).
742775471 is a wasteful number, since it uses less digits than its factorization.
742775471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3741.
The product of its digits is 384160, while the sum is 44.
The square root of 742775471 is about 27253.9074446216. The cubic root of 742775471 is about 905.6335809356.
The spelling of 742775471 in words is "seven hundred forty-two million, seven hundred seventy-five thousand, four hundred seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •