Base | Representation |
---|---|
bin | 10000100111010010… |
… | …10111100001010110 |
3 | 212000121200212210102 |
4 | 20103221113201112 |
5 | 121231400432232 |
6 | 4033024454102 |
7 | 434014614056 |
oct | 102351274126 |
9 | 25017625712 |
10 | 8919545942 |
11 | 386793a97a |
12 | 188b17a332 |
13 | ac1bc1348 |
14 | 608871566 |
15 | 3730d8662 |
hex | 213a57856 |
8919545942 has 8 divisors (see below), whose sum is σ = 13408596696. Its totient is φ = 4450013712.
The previous prime is 8919545939. The next prime is 8919545969. The reversal of 8919545942 is 2495459198.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×89195459422 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4878488 + ... + 4880315.
It is an arithmetic number, because the mean of its divisors is an integer number (1676074587).
Almost surely, 28919545942 is an apocalyptic number.
8919545942 is a deficient number, since it is larger than the sum of its proper divisors (4489050754).
8919545942 is a wasteful number, since it uses less digits than its factorization.
8919545942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9759262.
The product of its digits is 4665600, while the sum is 56.
The square root of 8919545942 is about 94443.3477911494. The cubic root of 8919545942 is about 2073.8670695095.
The spelling of 8919545942 in words is "eight billion, nine hundred nineteen million, five hundred forty-five thousand, nine hundred forty-two".
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