Base | Representation |
---|---|
bin | 111110100110101… |
… | …1101010100100010 |
3 | 12102101210121011212 |
4 | 1331031131110202 |
5 | 13300233224340 |
6 | 544240510122 |
7 | 103025325254 |
oct | 17515352442 |
9 | 5371717155 |
10 | 2100679970 |
11 | 988862a54 |
12 | 4a761b342 |
13 | 2762984cc |
14 | 15cdc5cd4 |
15 | c464da65 |
hex | 7d35d522 |
2100679970 has 32 divisors (see below), whose sum is σ = 4132809216. Its totient is φ = 765331200.
The previous prime is 2100679969. The next prime is 2100680009. The reversal of 2100679970 is 799760012.
It is a happy 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, 194036 + ... + 204575.
It is an arithmetic number, because the mean of its divisors is an integer number (129150288).
Almost surely, 22100679970 is an apocalyptic number.
2100679970 is a deficient number, since it is larger than the sum of its proper divisors (2032129246).
2100679970 is a wasteful number, since it uses less digits than its factorization.
2100679970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 398666.
The product of its (nonzero) digits is 47628, while the sum is 41.
The square root of 2100679970 is about 45833.1754300310. The cubic root of 2100679970 is about 1280.7173652176.
The spelling of 2100679970 in words is "two billion, one hundred million, six hundred seventy-nine thousand, nine hundred seventy".
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