Base | Representation |
---|---|
bin | 100000001101110… |
… | …0111010100001101 |
3 | 2210100001111211001 |
4 | 1000123213110031 |
5 | 4203212340444 |
6 | 255133100301 |
7 | 35534120242 |
oct | 10033472415 |
9 | 2710044731 |
10 | 1080980749 |
11 | 505204922 |
12 | 262027691 |
13 | 142c51aa4 |
14 | a37cb5c9 |
15 | 64d7a8d4 |
hex | 406e750d |
1080980749 has 8 divisors (see below), whose sum is σ = 1128834432. Its totient is φ = 1033198320.
The previous prime is 1080980743. The next prime is 1080980753. The reversal of 1080980749 is 9470890801.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1080980749 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1080980699 and 1080980708.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1080980743) 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, 14464 + ... + 48694.
It is an arithmetic number, because the mean of its divisors is an integer number (141104304).
Almost surely, 21080980749 is an apocalyptic number.
It is an amenable number.
1080980749 is a deficient number, since it is larger than the sum of its proper divisors (47853683).
1080980749 is a wasteful number, since it uses less digits than its factorization.
1080980749 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35627.
The product of its (nonzero) digits is 145152, while the sum is 46.
The square root of 1080980749 is about 32878.2716851114. The cubic root of 1080980749 is about 1026.2960401930.
The spelling of 1080980749 in words is "one billion, eighty million, nine hundred eighty thousand, seven hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •