Base | Representation |
---|---|
bin | 1101100001110… |
… | …1000100110100 |
3 | 10221202210122211 |
4 | 3120131010310 |
5 | 104011222241 |
6 | 5344103204 |
7 | 1256205100 |
oct | 330350464 |
9 | 127683584 |
10 | 56742196 |
11 | 2a036285 |
12 | 17004b04 |
13 | b9a9184 |
14 | 7770900 |
15 | 4eac781 |
hex | 361d134 |
56742196 has 72 divisors (see below), whose sum is σ = 123875136. Its totient is φ = 22619520.
The previous prime is 56742181. The next prime is 56742197. The reversal of 56742196 is 69124765.
56742196 = T448 + T449 + ... + T754.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56742197) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 184675 + ... + 184981.
It is an arithmetic number, because the mean of its divisors is an integer number (1720488).
Almost surely, 256742196 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 56742196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61937568).
56742196 is an abundant number, since it is smaller than the sum of its proper divisors (67132940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56742196 is a wasteful number, since it uses less digits than its factorization.
56742196 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 389 (or 380 counting only the distinct ones).
The product of its digits is 90720, while the sum is 40.
The square root of 56742196 is about 7532.7415991789. The cubic root of 56742196 is about 384.2690262505.
The spelling of 56742196 in words is "fifty-six million, seven hundred forty-two thousand, one hundred ninety-six".
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