Base | Representation |
---|---|
bin | 10100011101000101… |
… | …00011110111110010 |
3 | 1001100022100211201100 |
4 | 22032202203313302 |
5 | 134442211442330 |
6 | 5013400345230 |
7 | 536062004112 |
oct | 121642436762 |
9 | 31308324640 |
10 | 10981359090 |
11 | 4725766689 |
12 | 2165775216 |
13 | 10600cba20 |
14 | 76261b042 |
15 | 44410b060 |
hex | 28e8a3df2 |
10981359090 has 96 divisors (see below), whose sum is σ = 31739774976. Its totient is φ = 2615898240.
The previous prime is 10981359061. The next prime is 10981359119. The reversal of 10981359090 is 9095318901.
It is an interprime number because it is at equal distance from previous prime (10981359061) and next prime (10981359119).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 115114 + ... + 187653.
It is an arithmetic number, because the mean of its divisors is an integer number (330622656).
Almost surely, 210981359090 is an apocalyptic number.
10981359090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10981359090 is an abundant number, since it is smaller than the sum of its proper divisors (20758415886).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10981359090 is a wasteful number, since it uses less digits than its factorization.
10981359090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 302824 (or 302821 counting only the distinct ones).
The product of its (nonzero) digits is 87480, while the sum is 45.
The spelling of 10981359090 in words is "ten billion, nine hundred eighty-one million, three hundred fifty-nine thousand, ninety".
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