Base | Representation |
---|---|
bin | 1100011000100… |
… | …00111000000000 |
3 | 21020110120000200 |
4 | 12030100320000 |
5 | 203043100034 |
6 | 14150245200 |
7 | 2400643506 |
oct | 614207000 |
9 | 236416020 |
10 | 103878144 |
11 | 53700207 |
12 | 2a956800 |
13 | 186a0a76 |
14 | db20676 |
15 | 91bda99 |
hex | 6310e00 |
103878144 has 60 divisors (see below), whose sum is σ = 299812656. Its totient is φ = 34624512.
The previous prime is 103878121. The next prime is 103878163. The reversal of 103878144 is 441878301.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 103878099 and 103878108.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6664 + ... + 15879.
Almost surely, 2103878144 is an apocalyptic number.
It is an amenable number.
103878144 is an abundant number, since it is smaller than the sum of its proper divisors (195934512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103878144 is an equidigital number, since it uses as much as digits as its factorization.
103878144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22567 (or 22548 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 36.
The square root of 103878144 is about 10192.0627941551. The cubic root of 103878144 is about 470.0831963783.
The spelling of 103878144 in words is "one hundred three million, eight hundred seventy-eight thousand, one hundred forty-four".
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