Base | Representation |
---|---|
bin | 10100011111001010… |
… | …00110101000100101 |
3 | 1001101112012002020101 |
4 | 22033211012220211 |
5 | 140011143143411 |
6 | 5015222304101 |
7 | 536363165665 |
oct | 121745065045 |
9 | 31345162211 |
10 | 10998802981 |
11 | 47345a0521 |
12 | 216b588031 |
13 | 10638c885a |
14 | 764a7c1a5 |
15 | 4459048c1 |
hex | 28f946a25 |
10998802981 has 8 divisors (see below), whose sum is σ = 11083768640. Its totient is φ = 10913920992.
The previous prime is 10998802963. The next prime is 10998802999. The reversal of 10998802981 is 18920889901.
It is an interprime number because it is at equal distance from previous prime (10998802963) and next prime (10998802999).
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 10998802981 - 215 = 10998770213 is a prime.
It is a super-2 number, since 2×109988029812 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10998802931) 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, 257176 + ... + 296878.
It is an arithmetic number, because the mean of its divisors is an integer number (1385471080).
Almost surely, 210998802981 is an apocalyptic number.
It is an amenable number.
10998802981 is a deficient number, since it is larger than the sum of its proper divisors (84965659).
10998802981 is a wasteful number, since it uses less digits than its factorization.
10998802981 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41835.
The product of its (nonzero) digits is 746496, while the sum is 55.
The spelling of 10998802981 in words is "ten billion, nine hundred ninety-eight million, eight hundred two thousand, nine hundred eighty-one".
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