Base | Representation |
---|---|
bin | 111000110110000010… |
… | …1011100111010001011 |
3 | 102200002102212010012121 |
4 | 1301230011130322023 |
5 | 4000001021441442 |
6 | 132025044152111 |
7 | 11551032504460 |
oct | 1615405347213 |
9 | 380072763177 |
10 | 122072452747 |
11 | 47852798593 |
12 | 1b7a9998637 |
13 | b68567b77b |
14 | 5ca06a1667 |
15 | 3296dca967 |
hex | 1c6c15ce8b |
122072452747 has 8 divisors (see below), whose sum is σ = 139532919552. Its totient is φ = 104617372200.
The previous prime is 122072452703. The next prime is 122072452849. The reversal of 122072452747 is 747254270221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-122072452747 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122072452547) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1297879 + ... + 1388752.
It is an arithmetic number, because the mean of its divisors is an integer number (17441614944).
Almost surely, 2122072452747 is an apocalyptic number.
122072452747 is a deficient number, since it is larger than the sum of its proper divisors (17460466805).
122072452747 is an equidigital number, since it uses as much as digits as its factorization.
122072452747 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2693129.
The product of its (nonzero) digits is 439040, while the sum is 43.
The spelling of 122072452747 in words is "one hundred twenty-two billion, seventy-two million, four hundred fifty-two thousand, seven hundred forty-seven".
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