Base | Representation |
---|---|
bin | 10110000000001101… |
… | …00001010000000000 |
3 | 1010111020222221001010 |
4 | 23000012201100000 |
5 | 143143043302440 |
6 | 5232102440520 |
7 | 565506505443 |
oct | 130006412000 |
9 | 33436887033 |
10 | 11812869120 |
11 | 5012069458 |
12 | 2358133140 |
13 | 1163464cb0 |
14 | 800c2965a |
15 | 492109580 |
hex | 2c01a1400 |
11812869120 has 176 divisors, whose sum is σ = 40689774720. Its totient is φ = 2907734016.
The previous prime is 11812869113. The next prime is 11812869137. The reversal of 11812869120 is 2196821811.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170101 + ... + 229259.
Almost surely, 211812869120 is an apocalyptic number.
11812869120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11812869120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20344887360).
11812869120 is an abundant number, since it is smaller than the sum of its proper divisors (28876905600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11812869120 is a wasteful number, since it uses less digits than its factorization.
11812869120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59200 (or 59182 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 39.
The spelling of 11812869120 in words is "eleven billion, eight hundred twelve million, eight hundred sixty-nine thousand, one hundred twenty".
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