Base | Representation |
---|---|
bin | 1011111011101111100101… |
… | …0100100010000001101110 |
3 | 1201110100121221212110002102 |
4 | 2332323321110202001232 |
5 | 3204433313313443042 |
6 | 43523413221455102 |
7 | 2522650635400121 |
oct | 276737124420156 |
9 | 51410557773072 |
10 | 13121013031022 |
11 | 41a9654879036 |
12 | 157ab34871492 |
13 | 7423c99c3010 |
14 | 3350bbb0c3b8 |
15 | 17b493544b32 |
hex | beef952206e |
13121013031022 has 16 divisors (see below), whose sum is σ = 21195855908640. Its totient is φ = 6055745505312.
The previous prime is 13121013030991. The next prime is 13121013031037. The reversal of 13121013031022 is 22013031012131.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 13121013030985 and 13121013031003.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2929997 + ... + 5901432.
It is an arithmetic number, because the mean of its divisors is an integer number (1324740994290).
Almost surely, 213121013031022 is an apocalyptic number.
13121013031022 is a deficient number, since it is larger than the sum of its proper divisors (8074842877618).
13121013031022 is a wasteful number, since it uses less digits than its factorization.
13121013031022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8888587.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 13121013031022 its reverse (22013031012131), we get a palindrome (35134044043153).
The spelling of 13121013031022 in words is "thirteen trillion, one hundred twenty-one billion, thirteen million, thirty-one thousand, twenty-two".
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