Base | Representation |
---|---|
bin | 10001010010010… |
… | …011110101101101 |
3 | 202012201011101122 |
4 | 101102103311231 |
5 | 1043220400100 |
6 | 44435550325 |
7 | 10121031365 |
oct | 2122236555 |
9 | 665634348 |
10 | 290012525 |
11 | 139782780 |
12 | 8115b3a5 |
13 | 48111b5a |
14 | 2a7339a5 |
15 | 1a6d9985 |
hex | 11493d6d |
290012525 has 24 divisors (see below), whose sum is σ = 393141504. Its totient is φ = 210470400.
The previous prime is 290012509. The next prime is 290012581. The reversal of 290012525 is 525210092.
It is not a de Polignac number, because 290012525 - 24 = 290012509 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 290012494 and 290012503.
It is a congruent number.
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, 184292 + ... + 185858.
It is an arithmetic number, because the mean of its divisors is an integer number (16380896).
Almost surely, 2290012525 is an apocalyptic number.
290012525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
290012525 is a deficient number, since it is larger than the sum of its proper divisors (103128979).
290012525 is a wasteful number, since it uses less digits than its factorization.
290012525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2261 (or 2256 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 26.
The square root of 290012525 is about 17029.7541086182. The cubic root of 290012525 is about 661.9201238956.
The spelling of 290012525 in words is "two hundred ninety million, twelve thousand, five hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •