Base | Representation |
---|---|
bin | 1100011001010… |
… | …01010000101010 |
3 | 21020122122001000 |
4 | 12030221100222 |
5 | 203104244101 |
6 | 14152335430 |
7 | 2401540635 |
oct | 614512052 |
9 | 236578030 |
10 | 103978026 |
11 | 53769259 |
12 | 2a9a4576 |
13 | 18707379 |
14 | db48c1c |
15 | 91dd486 |
hex | 632942a |
103978026 has 32 divisors (see below), whose sum is σ = 232499520. Its totient is φ = 34443792.
The previous prime is 103978019. The next prime is 103978027. The reversal of 103978026 is 620879301.
It is a super-2 number, since 2×1039780262 = 21622859781713352, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (103978027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2896 + ... + 14708.
It is an arithmetic number, because the mean of its divisors is an integer number (7265610).
Almost surely, 2103978026 is an apocalyptic number.
103978026 is an abundant number, since it is smaller than the sum of its proper divisors (128521494).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103978026 is a wasteful number, since it uses less digits than its factorization.
103978026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11987 (or 11981 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 103978026 is about 10196.9616062825. The cubic root of 103978026 is about 470.2338145520.
The spelling of 103978026 in words is "one hundred three million, nine hundred seventy-eight thousand, twenty-six".
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