Base | Representation |
---|---|
bin | 110010101110100111… |
… | …1000001101001111001 |
3 | 101102012002211020021101 |
4 | 1211131033001221321 |
5 | 3241101212334200 |
6 | 122013504011401 |
7 | 10604411066536 |
oct | 1453517015171 |
9 | 342162736241 |
10 | 108938402425 |
11 | 42222985146 |
12 | 19143300b61 |
13 | a3715a3868 |
14 | 53b61ddd8d |
15 | 2c78cea26a |
hex | 195d3c1a79 |
108938402425 has 12 divisors (see below), whose sum is σ = 135088703100. Its totient is φ = 87147441920.
The previous prime is 108938402407. The next prime is 108938402453. The reversal of 108938402425 is 524204839801.
It can be written as a sum of positive squares in 6 ways, for example, as 3181411216 + 105756991209 = 56404^2 + 325203^2 .
It is not a de Polignac number, because 108938402425 - 211 = 108938400377 is a prime.
It is a super-3 number, since 3×1089384024253 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 768501 + ... + 899149.
It is an arithmetic number, because the mean of its divisors is an integer number (11257391925).
Almost surely, 2108938402425 is an apocalyptic number.
It is an amenable number.
108938402425 is a deficient number, since it is larger than the sum of its proper divisors (26150300675).
108938402425 is a wasteful number, since it uses less digits than its factorization.
108938402425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164012 (or 164007 counting only the distinct ones).
The product of its (nonzero) digits is 552960, while the sum is 46.
The spelling of 108938402425 in words is "one hundred eight billion, nine hundred thirty-eight million, four hundred two thousand, four hundred twenty-five".
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