Base | Representation |
---|---|
bin | 1100011000100… |
… | …11111000110000 |
3 | 21020111011221120 |
4 | 12030103320300 |
5 | 203043443410 |
6 | 14150422240 |
7 | 2401024461 |
oct | 614237060 |
9 | 236434846 |
10 | 103890480 |
11 | 53709501 |
12 | 2a961980 |
13 | 186a6575 |
14 | db24d68 |
15 | 91c2570 |
hex | 6313e30 |
103890480 has 80 divisors (see below), whose sum is σ = 339025920. Its totient is φ = 26244864.
The previous prime is 103890469. The next prime is 103890509. The reversal of 103890480 is 84098301.
It is a tau number, because it is divible by the number of its divisors (80).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6832 + ... + 15951.
It is an arithmetic number, because the mean of its divisors is an integer number (4237824).
Almost surely, 2103890480 is an apocalyptic number.
103890480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103890480 is an abundant number, since it is smaller than the sum of its proper divisors (235135440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103890480 is a wasteful number, since it uses less digits than its factorization.
103890480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22818 (or 22812 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 33.
The square root of 103890480 is about 10192.6679529944. The cubic root of 103890480 is about 470.1018038112.
The spelling of 103890480 in words is "one hundred three million, eight hundred ninety thousand, four hundred eighty".
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