Base | Representation |
---|---|
bin | 110001010110111000… |
… | …1000100111011110110 |
3 | 101010120221102110111010 |
4 | 1202231301010323312 |
5 | 3214034100214432 |
6 | 120405422453050 |
7 | 10441433466561 |
oct | 1425561047366 |
9 | 333527373433 |
10 | 105994538742 |
11 | 40a52176854 |
12 | 18661434186 |
13 | 9cc27157a1 |
14 | 51b724b4d8 |
15 | 2b556443cc |
hex | 18adc44ef6 |
105994538742 has 16 divisors (see below), whose sum is σ = 212058369072. Its totient is φ = 35319964320.
The previous prime is 105994538737. The next prime is 105994538743. The reversal of 105994538742 is 247835499501.
It is a super-2 number, since 2×1059945387422 (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 (105994538743) 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, 2867253 + ... + 2903984.
It is an arithmetic number, because the mean of its divisors is an integer number (13253648067).
Almost surely, 2105994538742 is an apocalyptic number.
105994538742 is an abundant number, since it is smaller than the sum of its proper divisors (106063830330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105994538742 is a wasteful number, since it uses less digits than its factorization.
105994538742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5774303.
The product of its (nonzero) digits is 10886400, while the sum is 57.
The spelling of 105994538742 in words is "one hundred five billion, nine hundred ninety-four million, five hundred thirty-eight thousand, seven hundred forty-two".
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