Base | Representation |
---|---|
bin | 100111010110000… |
… | …101111111010101 |
3 | 1201000002201020220 |
4 | 213112011333111 |
5 | 2322441300000 |
6 | 145300144553 |
7 | 22233532623 |
oct | 4726057725 |
9 | 1630081226 |
10 | 660103125 |
11 | 30967a280 |
12 | 165098159 |
13 | a69b0786 |
14 | 63950513 |
15 | 3ce411a0 |
hex | 27585fd5 |
660103125 has 96 divisors (see below), whose sum is σ = 1239670656. Its totient is φ = 309600000.
The previous prime is 660103123. The next prime is 660103153. The reversal of 660103125 is 521301066.
It is not a de Polignac number, because 660103125 - 21 = 660103123 is a prime.
It is a super-2 number, since 2×6601031252 = 871472271269531250, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 660103095 and 660103104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (660103123) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3815539 + ... + 3815711.
It is an arithmetic number, because the mean of its divisors is an integer number (12913236).
Almost surely, 2660103125 is an apocalyptic number.
It is an amenable number.
660103125 is a deficient number, since it is larger than the sum of its proper divisors (579567531).
660103125 is a wasteful number, since it uses less digits than its factorization.
660103125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249 (or 229 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 24.
The square root of 660103125 is about 25692.4721465257. The cubic root of 660103125 is about 870.7041135666.
It can be divided in two parts, 660 and 103125, that multiplied together give a square (68062500 = 82502).
The spelling of 660103125 in words is "six hundred sixty million, one hundred three thousand, one hundred twenty-five".
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