Base | Representation |
---|---|
bin | 1100010010010… |
… | …11011101100100 |
3 | 21011221110211101 |
4 | 12021023131210 |
5 | 202341211130 |
6 | 14121045444 |
7 | 2361035200 |
oct | 611133544 |
9 | 234843741 |
10 | 103069540 |
11 | 531a8742 |
12 | 2a626884 |
13 | 184799c2 |
14 | d98db00 |
15 | 90ae1ca |
hex | 624b764 |
103069540 has 36 divisors (see below), whose sum is σ = 251786556. Its totient is φ = 35337792.
The previous prime is 103069529. The next prime is 103069553. The reversal of 103069540 is 45960301.
It can be written as a sum of positive squares in 2 ways, for example, as 29658916 + 73410624 = 5446^2 + 8568^2 .
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 103069499 and 103069508.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51607 + ... + 53566.
It is an arithmetic number, because the mean of its divisors is an integer number (6994071).
Almost surely, 2103069540 is an apocalyptic number.
103069540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103069540 is an abundant number, since it is smaller than the sum of its proper divisors (148717016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103069540 is a wasteful number, since it uses less digits than its factorization.
103069540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105196 (or 105187 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 28.
The square root of 103069540 is about 10152.3169769270. The cubic root of 103069540 is about 468.8602836217.
The spelling of 103069540 in words is "one hundred three million, sixty-nine thousand, five hundred forty".
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