Base | Representation |
---|---|
bin | 1110110000000… |
… | …10001000000100 |
3 | 22121211200022000 |
4 | 13120002020010 |
5 | 223134200201 |
6 | 20140105300 |
7 | 3031530663 |
oct | 730021004 |
9 | 277750260 |
10 | 123740676 |
11 | 63937224 |
12 | 35535230 |
13 | 1c836747 |
14 | 12610dda |
15 | ace3d86 |
hex | 7602204 |
123740676 has 24 divisors (see below), whose sum is σ = 320809440. Its totient is φ = 41246856.
The previous prime is 123740663. The next prime is 123740677. The reversal of 123740676 is 676047321.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 123740676.
It is not an unprimeable number, because it can be changed into a prime (123740677) 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, 572766 + ... + 572981.
It is an arithmetic number, because the mean of its divisors is an integer number (13367060).
Almost surely, 2123740676 is an apocalyptic number.
It is an amenable number.
123740676 is an abundant number, since it is smaller than the sum of its proper divisors (197068764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123740676 is a wasteful number, since it uses less digits than its factorization.
123740676 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1145760 (or 1145752 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 36.
The square root of 123740676 is about 11123.8786401147. The cubic root of 123740676 is about 498.3152308151.
Adding to 123740676 its reverse (676047321), we get a palindrome (799787997).
The spelling of 123740676 in words is "one hundred twenty-three million, seven hundred forty thousand, six hundred seventy-six".
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