Base | Representation |
---|---|
bin | 110010010011111… |
… | …0010100010010101 |
3 | 11100122120000111001 |
4 | 1210213302202111 |
5 | 11424131332323 |
6 | 435302543301 |
7 | 56556025366 |
oct | 14447624225 |
9 | 4318500431 |
10 | 1688152213 |
11 | 796a10820 |
12 | 3b1437b31 |
13 | 20b98b947 |
14 | 1202bdb6d |
15 | 9d3133ad |
hex | 649f2895 |
1688152213 has 8 divisors (see below), whose sum is σ = 1901028096. Its totient is φ = 1485177600.
The previous prime is 1688152211. The next prime is 1688152217. The reversal of 1688152213 is 3122518861.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1688152213 - 21 = 1688152211 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1688152211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2474956 + ... + 2475637.
It is an arithmetic number, because the mean of its divisors is an integer number (237628512).
Almost surely, 21688152213 is an apocalyptic number.
It is an amenable number.
1688152213 is a deficient number, since it is larger than the sum of its proper divisors (212875883).
1688152213 is a wasteful number, since it uses less digits than its factorization.
1688152213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4950635.
The product of its digits is 23040, while the sum is 37.
The square root of 1688152213 is about 41087.1295298175. The cubic root of 1688152213 is about 1190.7041504944.
The spelling of 1688152213 in words is "one billion, six hundred eighty-eight million, one hundred fifty-two thousand, two hundred thirteen".
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