Base | Representation |
---|---|
bin | 111110100110000… |
… | …1011100100111100 |
3 | 12102101011120220001 |
4 | 1331030023210330 |
5 | 13300142021043 |
6 | 544225404044 |
7 | 103022432146 |
oct | 17514134474 |
9 | 5371146801 |
10 | 2100345148 |
11 | 988654440 |
12 | 4a7499624 |
13 | 2761abca5 |
14 | 15cd39c96 |
15 | c45d474d |
hex | 7d30b93c |
2100345148 has 48 divisors (see below), whose sum is σ = 4112317440. Its totient is φ = 930384000.
The previous prime is 2100345133. The next prime is 2100345161. The reversal of 2100345148 is 8415430012.
It is a super-2 number, since 2×21003451482 = 8822899481454283808, which contains 22 as substring.
It is a nialpdrome in base 11.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1075573 + ... + 1077523.
It is an arithmetic number, because the mean of its divisors is an integer number (85673280).
Almost surely, 22100345148 is an apocalyptic number.
It is an amenable number.
2100345148 is a deficient number, since it is larger than the sum of its proper divisors (2011972292).
2100345148 is a wasteful number, since it uses less digits than its factorization.
2100345148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2578 (or 2576 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 28.
The square root of 2100345148 is about 45829.5226682539. The cubic root of 2100345148 is about 1280.6493181820.
The spelling of 2100345148 in words is "two billion, one hundred million, three hundred forty-five thousand, one hundred forty-eight".
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