Base | Representation |
---|---|
bin | 111000110011111100… |
… | …1011101100110110001 |
3 | 102122220112122221221101 |
4 | 1301213321131212301 |
5 | 3444330030413014 |
6 | 132014054324401 |
7 | 11546220412063 |
oct | 1614771354661 |
9 | 378815587841 |
10 | 122002201009 |
11 | 478170753a7 |
12 | 1b78a359701 |
13 | b673c524b0 |
14 | 5c95215733 |
15 | 3290b50474 |
hex | 1c67e5d9b1 |
122002201009 has 8 divisors (see below), whose sum is σ = 131394773160. Its totient is φ = 112610741376.
The previous prime is 122002201007. The next prime is 122002201019. The reversal of 122002201009 is 900102200221.
It can be written as a sum of positive squares in 4 ways, for example, as 57436915600 + 64565285409 = 239660^2 + 254097^2 .
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 122002201009 - 21 = 122002201007 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122002201007) 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, 42994 + ... + 495835.
It is an arithmetic number, because the mean of its divisors is an integer number (16424346645).
Almost surely, 2122002201009 is an apocalyptic number.
It is an amenable number.
122002201009 is a deficient number, since it is larger than the sum of its proper divisors (9392572151).
122002201009 is a wasteful number, since it uses less digits than its factorization.
122002201009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 556259.
The product of its (nonzero) digits is 144, while the sum is 19.
The spelling of 122002201009 in words is "one hundred twenty-two billion, two million, two hundred one thousand, nine".
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