Base | Representation |
---|---|
bin | 1001011011100… |
… | …01001010110110 |
3 | 12111212001001100 |
4 | 10231301022312 |
5 | 130222403432 |
6 | 11503310530 |
7 | 1650252621 |
oct | 455611266 |
9 | 174761040 |
10 | 79106742 |
11 | 40721080 |
12 | 225ab446 |
13 | 13509930 |
14 | a712db8 |
15 | 6e2907c |
hex | 4b712b6 |
79106742 has 96 divisors (see below), whose sum is σ = 204605856. Its totient is φ = 21772800.
The previous prime is 79106737. The next prime is 79106759. The reversal of 79106742 is 24760197.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 79106697 and 79106706.
It is a congruent 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, 187692 + ... + 188112.
It is an arithmetic number, because the mean of its divisors is an integer number (2131311).
Almost surely, 279106742 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 79106742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102302928).
79106742 is an abundant number, since it is smaller than the sum of its proper divisors (125499114).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79106742 is a wasteful number, since it uses less digits than its factorization.
79106742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 526 (or 523 counting only the distinct ones).
The product of its (nonzero) digits is 21168, while the sum is 36.
The square root of 79106742 is about 8894.1970969841. The cubic root of 79106742 is about 429.2772101119.
The spelling of 79106742 in words is "seventy-nine million, one hundred six thousand, seven hundred forty-two".
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