Base | Representation |
---|---|
bin | 111100111100110… |
… | …0010000110100001 |
3 | 12021112021010010022 |
4 | 1321321202012201 |
5 | 13142023000100 |
6 | 534534043225 |
7 | 101452163426 |
oct | 17171420641 |
9 | 5245233108 |
10 | 2045125025 |
11 | 95a468779 |
12 | 490aa9515 |
13 | 267916868 |
14 | 155883d4d |
15 | be827e85 |
hex | 79e621a1 |
2045125025 has 24 divisors (see below), whose sum is σ = 2627355648. Its totient is φ = 1577520000.
The previous prime is 2045124997. The next prime is 2045125031. The reversal of 2045125025 is 5205215402.
It is a de Polignac number, because none of the positive numbers 2k-2045125025 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2045124985 and 2045125003.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 213080 + ... + 222470.
It is an arithmetic number, because the mean of its divisors is an integer number (109473152).
Almost surely, 22045125025 is an apocalyptic number.
2045125025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2045125025 is a deficient number, since it is larger than the sum of its proper divisors (582230623).
2045125025 is a wasteful number, since it uses less digits than its factorization.
2045125025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9713 (or 9708 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 26.
The square root of 2045125025 is about 45223.0585542376. The cubic root of 2045125025 is about 1269.3263265321.
The spelling of 2045125025 in words is "two billion, forty-five million, one hundred twenty-five thousand, twenty-five".
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