Base | Representation |
---|---|
bin | 101100010110101… |
… | …000101110101001 |
3 | 1220212012210111211 |
4 | 230112220232221 |
5 | 3010444201442 |
6 | 201501153121 |
7 | 24304004404 |
oct | 5426505651 |
9 | 1825183454 |
10 | 744131497 |
11 | 35205200a |
12 | 18925b7a1 |
13 | bb2215c5 |
14 | 70b84d3b |
15 | 454dd617 |
hex | 2c5a8ba9 |
744131497 has 8 divisors (see below), whose sum is σ = 800821512. Its totient is φ = 688876800.
The previous prime is 744131441. The next prime is 744131537. The reversal of 744131497 is 794131447.
744131497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 151321 + 743980176 = 389^2 + 27276^2 .
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 744131497 - 27 = 744131369 is a prime.
It is a super-2 number, since 2×7441314972 = 1107463369654922018, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (744131407) 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, 357754 + ... + 359827.
It is an arithmetic number, because the mean of its divisors is an integer number (100102689).
Almost surely, 2744131497 is an apocalyptic number.
It is an amenable number.
744131497 is a deficient number, since it is larger than the sum of its proper divisors (56690015).
744131497 is a wasteful number, since it uses less digits than its factorization.
744131497 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 717659.
The product of its digits is 84672, while the sum is 40.
The square root of 744131497 is about 27278.7737444336. The cubic root of 744131497 is about 906.1843602589.
The spelling of 744131497 in words is "seven hundred forty-four million, one hundred thirty-one thousand, four hundred ninety-seven".
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