Base | Representation |
---|---|
bin | 1011111011110000101010… |
… | …0011101101010100010111 |
3 | 1201110101101010000212200012 |
4 | 2332330022203231110113 |
5 | 3204434411332101403 |
6 | 43523502032110435 |
7 | 2522661046440605 |
oct | 276741243552427 |
9 | 51411333025605 |
10 | 13121302222103 |
11 | 41a979303a629 |
12 | 157abb569541b |
13 | 7424448a7cba |
14 | 3351082aa875 |
15 | 17b4adb1aed8 |
hex | bef0a8ed517 |
13121302222103 has 16 divisors (see below), whose sum is σ = 13924541917440. Its totient is φ = 12337479120384.
The previous prime is 13121302222099. The next prime is 13121302222123. The reversal of 13121302222103 is 30122220312131.
It is a cyclic number.
It is not a de Polignac number, because 13121302222103 - 22 = 13121302222099 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13121302222123) 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, 28694900 + ... + 29148582.
It is an arithmetic number, because the mean of its divisors is an integer number (870283869840).
Almost surely, 213121302222103 is an apocalyptic number.
13121302222103 is a deficient number, since it is larger than the sum of its proper divisors (803239695337).
13121302222103 is a wasteful number, since it uses less digits than its factorization.
13121302222103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 475078.
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 13121302222103 its reverse (30122220312131), we get a palindrome (43243522534234).
The spelling of 13121302222103 in words is "thirteen trillion, one hundred twenty-one billion, three hundred two million, two hundred twenty-two thousand, one hundred three".
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