Base | Representation |
---|---|
bin | 101001110100010100… |
… | …0011110000101000000 |
3 | 22120210110210221011200 |
4 | 1103220220132011000 |
5 | 2432403340101432 |
6 | 105130554141200 |
7 | 6326245456212 |
oct | 1235050360500 |
9 | 276713727150 |
10 | 89802268992 |
11 | 350a3048937 |
12 | 154a2721800 |
13 | 8611b80997 |
14 | 44bc94a5b2 |
15 | 2508d1ea7c |
hex | 14e8a1e140 |
89802268992 has 42 divisors (see below), whose sum is σ = 257401991418. Its totient is φ = 29934089472.
The previous prime is 89802268981. The next prime is 89802268993. The reversal of 89802268992 is 29986220898.
It can be written as a sum of positive squares in only one way, i.e., 54632517696 + 35169751296 = 233736^2 + 187536^2 .
It is a super-2 number, since 2×898022689922 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89802268993) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77952783 + ... + 77953934.
Almost surely, 289802268992 is an apocalyptic number.
It is an amenable number.
89802268992 is an abundant number, since it is smaller than the sum of its proper divisors (167599722426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89802268992 is a wasteful number, since it uses less digits than its factorization.
89802268992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 155906735 (or 155906722 counting only the distinct ones).
The product of its (nonzero) digits is 17915904, while the sum is 63.
The spelling of 89802268992 in words is "eighty-nine billion, eight hundred two million, two hundred sixty-eight thousand, nine hundred ninety-two".
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