Base | Representation |
---|---|
bin | 10000010001110100… |
… | …11100011001011100 |
3 | 211120001212020010202 |
4 | 20020322130121130 |
5 | 120344301113423 |
6 | 4003113123032 |
7 | 426400203041 |
oct | 101072343134 |
9 | 24501766122 |
10 | 8739472988 |
11 | 3785228454 |
12 | 183a9b9478 |
13 | a937c31bc |
14 | 5cc9991c8 |
15 | 3623b8728 |
hex | 208e9c65c |
8739472988 has 12 divisors (see below), whose sum is σ = 15349292952. Its totient is φ = 4353960720.
The previous prime is 8739472967. The next prime is 8739472991. The reversal of 8739472988 is 8892749378.
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, 3942698 + ... + 3944913.
It is an arithmetic number, because the mean of its divisors is an integer number (1279107746).
Almost surely, 28739472988 is an apocalyptic number.
It is an amenable number.
8739472988 is a deficient number, since it is larger than the sum of its proper divisors (6609819964).
8739472988 is a wasteful number, since it uses less digits than its factorization.
8739472988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7887892 (or 7887890 counting only the distinct ones).
The product of its digits is 48771072, while the sum is 65.
The square root of 8739472988 is about 93485.1484889445. The cubic root of 8739472988 is about 2059.8159407611.
The spelling of 8739472988 in words is "eight billion, seven hundred thirty-nine million, four hundred seventy-two thousand, nine hundred eighty-eight".
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