Base | Representation |
---|---|
bin | 10110001111100111… |
… | …11111110011111100 |
3 | 1010211021102012120200 |
4 | 23013303333303330 |
5 | 143424202400132 |
6 | 5253003243500 |
7 | 601640201565 |
oct | 130763776374 |
9 | 33737365520 |
10 | 11942231292 |
11 | 5079095142 |
12 | 2393519590 |
13 | 11841b9364 |
14 | 8140a116c |
15 | 49d65dd7c |
hex | 2c7cffcfc |
11942231292 has 36 divisors (see below), whose sum is σ = 30201627456. Its totient is φ = 3978855360.
The previous prime is 11942231267. The next prime is 11942231293. The reversal of 11942231292 is 29213224911.
11942231292 is a `hidden beast` number, since 119 + 422 + 31 + 2 + 92 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11942231293) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 684 + ... + 154547.
It is an arithmetic number, because the mean of its divisors is an integer number (838934096).
Almost surely, 211942231292 is an apocalyptic number.
11942231292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11942231292 is an abundant number, since it is smaller than the sum of its proper divisors (18259396164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11942231292 is a wasteful number, since it uses less digits than its factorization.
11942231292 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157378 (or 157373 counting only the distinct ones).
The product of its digits is 15552, while the sum is 36.
The spelling of 11942231292 in words is "eleven billion, nine hundred forty-two million, two hundred thirty-one thousand, two hundred ninety-two".
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