Base | Representation |
---|---|
bin | 10100010011110… |
… | …011110111010001 |
3 | 212202011020222000 |
4 | 110103303313101 |
5 | 1144212044424 |
6 | 53451104213 |
7 | 11305135521 |
oct | 2423636721 |
9 | 782136860 |
10 | 340737489 |
11 | 165379134 |
12 | 96142069 |
13 | 55792221 |
14 | 33379681 |
15 | 1eda93c9 |
hex | 144f3dd1 |
340737489 has 16 divisors (see below), whose sum is σ = 505751040. Its totient is φ = 226728720.
The previous prime is 340737487. The next prime is 340737497. The reversal of 340737489 is 984737043.
It is a happy number.
It is not a de Polignac number, because 340737489 - 21 = 340737487 is a prime.
It is a super-2 number, since 2×3407374892 = 232204072820050242, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (340737487) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2944 + ... + 26270.
It is an arithmetic number, because the mean of its divisors is an integer number (31609440).
Almost surely, 2340737489 is an apocalyptic number.
It is an amenable number.
340737489 is a deficient number, since it is larger than the sum of its proper divisors (165013551).
340737489 is a wasteful number, since it uses less digits than its factorization.
340737489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23877 (or 23871 counting only the distinct ones).
The product of its (nonzero) digits is 508032, while the sum is 45.
The square root of 340737489 is about 18459.0760603016. The cubic root of 340737489 is about 698.4574802716.
The spelling of 340737489 in words is "three hundred forty million, seven hundred thirty-seven thousand, four hundred eighty-nine".
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