Base | Representation |
---|---|
bin | 110010011010101… |
… | …0010010000011110 |
3 | 11100220012202102201 |
4 | 1210311102100132 |
5 | 11431033040024 |
6 | 435510442114 |
7 | 56631061600 |
oct | 14465222036 |
9 | 4326182381 |
10 | 1691690014 |
11 | 798a07823 |
12 | 3b266333a |
13 | 20c62a011 |
14 | 120961170 |
15 | 9d7b1744 |
hex | 64d5241e |
1691690014 has 24 divisors (see below), whose sum is σ = 2957165928. Its totient is φ = 723698640.
The previous prime is 1691689999. The next prime is 1691690113. The reversal of 1691690014 is 4100961961.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39844 + ... + 70504.
It is an arithmetic number, because the mean of its divisors is an integer number (123215247).
Almost surely, 21691690014 is an apocalyptic number.
1691690014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
1691690014 is a deficient number, since it is larger than the sum of its proper divisors (1265475914).
1691690014 is a wasteful number, since it uses less digits than its factorization.
1691690014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31240 (or 31233 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 37.
The square root of 1691690014 is about 41130.1594210380. The cubic root of 1691690014 is about 1191.5353423499.
The spelling of 1691690014 in words is "one billion, six hundred ninety-one million, six hundred ninety thousand, fourteen".
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