Base | Representation |
---|---|
bin | 1100010001110… |
… | …10110111001110 |
3 | 21011211000120020 |
4 | 12020322313032 |
5 | 202332022200 |
6 | 14115403010 |
7 | 2360333031 |
oct | 610726716 |
9 | 234730506 |
10 | 103001550 |
11 | 53161653 |
12 | 2a5b3466 |
13 | 18454a82 |
14 | d973018 |
15 | 9098ea0 |
hex | 623adce |
103001550 has 48 divisors (see below), whose sum is σ = 259654512. Its totient is φ = 27014400.
The previous prime is 103001537. The next prime is 103001557. The reversal of 103001550 is 55100301.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103001557) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3522 + ... + 14778.
It is an arithmetic number, because the mean of its divisors is an integer number (5409469).
Almost surely, 2103001550 is an apocalyptic number.
103001550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 103001550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129827256).
103001550 is an abundant number, since it is smaller than the sum of its proper divisors (156652962).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103001550 is a wasteful number, since it uses less digits than its factorization.
103001550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11333 (or 11328 counting only the distinct ones).
The product of its (nonzero) digits is 75, while the sum is 15.
The square root of 103001550 is about 10148.9679278240. The cubic root of 103001550 is about 468.7571661127.
Adding to 103001550 its reverse (55100301), we get a palindrome (158101851).
The spelling of 103001550 in words is "one hundred three million, one thousand, five hundred fifty".
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