Base | Representation |
---|---|
bin | 10011100011011101… |
… | …011000101111100101 |
3 | 2000012020200100102002 |
4 | 103203131120233211 |
5 | 320444434010431 |
6 | 13351225055045 |
7 | 1342205030102 |
oct | 234335305745 |
9 | 60166610362 |
10 | 20996000741 |
11 | 89a4771131 |
12 | 409b627485 |
13 | 1c97b446a1 |
14 | 10326b1aa9 |
15 | 82d40c3cb |
hex | 4e3758be5 |
20996000741 has 8 divisors (see below), whose sum is σ = 21499589760. Its totient is φ = 20493107712.
The previous prime is 20996000699. The next prime is 20996000743. The reversal of 20996000741 is 14700069902.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20996000741 - 26 = 20996000677 is a prime.
It is a pancake number, because a pancake can be divided into 20996000741 parts by 204919 straight cuts.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20996000695 and 20996000704.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20996000743) 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, 112685 + ... + 233858.
It is an arithmetic number, because the mean of its divisors is an integer number (2687448720).
Almost surely, 220996000741 is an apocalyptic number.
It is an amenable number.
20996000741 is a deficient number, since it is larger than the sum of its proper divisors (503589019).
20996000741 is a wasteful number, since it uses less digits than its factorization.
20996000741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 347995.
The product of its (nonzero) digits is 27216, while the sum is 38.
The spelling of 20996000741 in words is "twenty billion, nine hundred ninety-six million, seven hundred forty-one", and thus it is an aban number.
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