Base | Representation |
---|---|
bin | 1110100011000… |
… | …00100000100011 |
3 | 22111121202211220 |
4 | 13101200200203 |
5 | 222214430430 |
6 | 20035310123 |
7 | 3011144634 |
oct | 721404043 |
9 | 274552756 |
10 | 122030115 |
11 | 62979039 |
12 | 34a4b343 |
13 | 1c387c8c |
14 | 122c788b |
15 | aaa7110 |
hex | 7460823 |
122030115 has 64 divisors (see below), whose sum is σ = 211507200. Its totient is φ = 59963904.
The previous prime is 122030099. The next prime is 122030143. The reversal of 122030115 is 511030221.
It is not a de Polignac number, because 122030115 - 24 = 122030099 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a nialpdrome in base 15.
It is a junction number, because it is equal to n+sod(n) for n = 122030094 and 122030103.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1544646 + ... + 1544724.
It is an arithmetic number, because the mean of its divisors is an integer number (3304800).
Almost surely, 2122030115 is an apocalyptic number.
122030115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
122030115 is a deficient number, since it is larger than the sum of its proper divisors (89477085).
122030115 is a wasteful number, since it uses less digits than its factorization.
122030115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 236.
The product of its (nonzero) digits is 60, while the sum is 15.
The square root of 122030115 is about 11046.7241750666. The cubic root of 122030115 is about 496.0083719429.
Adding to 122030115 its reverse (511030221), we get a palindrome (633060336).
The spelling of 122030115 in words is "one hundred twenty-two million, thirty thousand, one hundred fifteen".
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