Base | Representation |
---|---|
bin | 111000111101001110… |
… | …0011010000111001110 |
3 | 102200201020011001100110 |
4 | 1301322130122013032 |
5 | 4000444204223010 |
6 | 132105011340450 |
7 | 11560016222541 |
oct | 1617234320716 |
9 | 380636131313 |
10 | 122313351630 |
11 | 47966775478 |
12 | 1b8565b1726 |
13 | b6c35557a2 |
14 | 5cc468c858 |
15 | 32ad113120 |
hex | 1c7a71a1ce |
122313351630 has 64 divisors (see below), whose sum is σ = 308519124480. Its totient is φ = 30974292096.
The previous prime is 122313351487. The next prime is 122313351679. The reversal of 122313351630 is 36153313221.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 541737 + ... + 733556.
It is an arithmetic number, because the mean of its divisors is an integer number (4820611320).
Almost surely, 2122313351630 is an apocalyptic number.
122313351630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122313351630 is an abundant number, since it is smaller than the sum of its proper divisors (186205772850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122313351630 is a wasteful number, since it uses less digits than its factorization.
122313351630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1275465.
The product of its (nonzero) digits is 9720, while the sum is 30.
Adding to 122313351630 its reverse (36153313221), we get a palindrome (158466664851).
The spelling of 122313351630 in words is "one hundred twenty-two billion, three hundred thirteen million, three hundred fifty-one thousand, six hundred thirty".
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