Base | Representation |
---|---|
bin | 11010111110101001… |
… | …101110111100001010 |
3 | 2202202212011221202202 |
4 | 122332221232330022 |
5 | 433311403234421 |
6 | 21150301400202 |
7 | 2043602315240 |
oct | 327651567412 |
9 | 82685157682 |
10 | 28968414986 |
11 | 11315a07a35 |
12 | 5745569062 |
13 | 2968749674 |
14 | 158b438790 |
15 | b482a910b |
hex | 6bea6ef0a |
28968414986 has 8 divisors (see below), whose sum is σ = 49660140000. Its totient is φ = 12415034988.
The previous prime is 28968414983. The next prime is 28968415039. The reversal of 28968414986 is 68941486982.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×289684149862 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (28968414983) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1034586236 + ... + 1034586263.
It is an arithmetic number, because the mean of its divisors is an integer number (6207517500).
Almost surely, 228968414986 is an apocalyptic number.
28968414986 is a deficient number, since it is larger than the sum of its proper divisors (20691725014).
28968414986 is a wasteful number, since it uses less digits than its factorization.
28968414986 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2069172508.
The product of its digits is 47775744, while the sum is 65.
The spelling of 28968414986 in words is "twenty-eight billion, nine hundred sixty-eight million, four hundred fourteen thousand, nine hundred eighty-six".
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