Base | Representation |
---|---|
bin | 111110101110111… |
… | …1101100010101110 |
3 | 12102200221101201121 |
4 | 1331131331202232 |
5 | 13302340200004 |
6 | 544513331154 |
7 | 103110154321 |
oct | 17535754256 |
9 | 5380841647 |
10 | 2105006254 |
11 | 99024839a |
12 | 4a8b66aba |
13 | 277151740 |
14 | 15d7d07b8 |
15 | c4c05854 |
hex | 7d77d8ae |
2105006254 has 16 divisors (see below), whose sum is σ = 3401153280. Its totient is φ = 971324640.
The previous prime is 2105006221. The next prime is 2105006269. The reversal of 2105006254 is 4526005012.
It is a super-2 number, since 2×21050062542 = 8862102658758225032, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210099 + ... + 219889.
It is an arithmetic number, because the mean of its divisors is an integer number (212572080).
Almost surely, 22105006254 is an apocalyptic number.
2105006254 is a deficient number, since it is larger than the sum of its proper divisors (1296147026).
2105006254 is a wasteful number, since it uses less digits than its factorization.
2105006254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18075.
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 2105006254 is about 45880.3471434121. The cubic root of 2105006254 is about 1281.5959613240.
The spelling of 2105006254 in words is "two billion, one hundred five million, six thousand, two hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •