Base | Representation |
---|---|
bin | 1100001010010… |
… | …00001101011100 |
3 | 21002221112011220 |
4 | 12011020031130 |
5 | 202103221034 |
6 | 14042213340 |
7 | 2346023244 |
oct | 605101534 |
9 | 232845156 |
10 | 102007644 |
11 | 52642942 |
12 | 2a1b4250 |
13 | 1819756b |
14 | d794b24 |
15 | 8e4e749 |
hex | 614835c |
102007644 has 24 divisors (see below), whose sum is σ = 241032960. Its totient is φ = 33571824.
The previous prime is 102007627. The next prime is 102007663. The reversal of 102007644 is 446700201.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 52854 + ... + 54749.
It is an arithmetic number, because the mean of its divisors is an integer number (10043040).
Almost surely, 2102007644 is an apocalyptic number.
It is an amenable number.
102007644 is an abundant number, since it is smaller than the sum of its proper divisors (139025316).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102007644 is a wasteful number, since it uses less digits than its factorization.
102007644 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107689 (or 107687 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 24.
The square root of 102007644 is about 10099.8833656632. The cubic root of 102007644 is about 467.2445442044.
Adding to 102007644 its reverse (446700201), we get a palindrome (548707845).
The spelling of 102007644 in words is "one hundred two million, seven thousand, six hundred forty-four".
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