Base | Representation |
---|---|
bin | 111000110111110001… |
… | …1111001110110100001 |
3 | 102200020111120210200120 |
4 | 1301233203321312201 |
5 | 4000110434023030 |
6 | 132034530110453 |
7 | 11552341251603 |
oct | 1615743716641 |
9 | 380214523616 |
10 | 122130767265 |
11 | 478826a8101 |
12 | 1b80541b429 |
13 | b6947884c0 |
14 | 5ca8321173 |
15 | 329c099010 |
hex | 1c6f8f9da1 |
122130767265 has 32 divisors (see below), whose sum is σ = 211189700736. Its totient is φ = 59911918080.
The previous prime is 122130767237. The next prime is 122130767267. The reversal of 122130767265 is 562767031221.
It is not a de Polignac number, because 122130767265 - 211 = 122130765217 is a prime.
It is not an unprimeable number, because it can be changed into a prime (122130767267) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1059639 + ... + 1169228.
It is an arithmetic number, because the mean of its divisors is an integer number (6599678148).
Almost surely, 2122130767265 is an apocalyptic number.
122130767265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
122130767265 is a deficient number, since it is larger than the sum of its proper divisors (89058933471).
122130767265 is a wasteful number, since it uses less digits than its factorization.
122130767265 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2229169.
The product of its (nonzero) digits is 211680, while the sum is 42.
Adding to 122130767265 its reverse (562767031221), we get a palindrome (684897798486).
The spelling of 122130767265 in words is "one hundred twenty-two billion, one hundred thirty million, seven hundred sixty-seven thousand, two hundred sixty-five".
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