Base | Representation |
---|---|
bin | 1110100010110… |
… | …01101011000011 |
3 | 22111120100102212 |
4 | 13101121223003 |
5 | 222213031430 |
6 | 20034532335 |
7 | 3011000204 |
oct | 721315303 |
9 | 274510385 |
10 | 122002115 |
11 | 62959aa4 |
12 | 34a370ab |
13 | 1c378301 |
14 | 122bb5ab |
15 | aa9db95 |
hex | 7459ac3 |
122002115 has 16 divisors (see below), whose sum is σ = 156891168. Its totient is φ = 90748416.
The previous prime is 122002103. The next prime is 122002117. The reversal of 122002115 is 511200221.
It is a cyclic number.
It is not a de Polignac number, because 122002115 - 210 = 122001091 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 122002115.
It is not an unprimeable number, because it can be changed into a prime (122002117) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1592 + ... + 15701.
It is an arithmetic number, because the mean of its divisors is an integer number (9805698).
Almost surely, 2122002115 is an apocalyptic number.
122002115 is a deficient number, since it is larger than the sum of its proper divisors (34889053).
122002115 is a wasteful number, since it uses less digits than its factorization.
122002115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17398.
The product of its (nonzero) digits is 40, while the sum is 14.
The square root of 122002115 is about 11045.4567583238. The cubic root of 122002115 is about 495.9704324098.
Adding to 122002115 its reverse (511200221), we get a palindrome (633202336).
The spelling of 122002115 in words is "one hundred twenty-two million, two thousand, one hundred fifteen".
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