Base | Representation |
---|---|
bin | 1101110110000110101000… |
… | …0011111100000000100001 |
3 | 1222220022121001020101201112 |
4 | 3131201222003330000201 |
5 | 3443403444214423040 |
6 | 52213225433313105 |
7 | 3130556454600560 |
oct | 335415203740041 |
9 | 58808531211645 |
10 | 15223143514145 |
11 | 493a10a713476 |
12 | 185a41bb65795 |
13 | 8656c8268808 |
14 | 3a8b38561bd7 |
15 | 1b5ec77e6365 |
hex | dd86a0fc021 |
15223143514145 has 32 divisors (see below), whose sum is σ = 20987920108800. Its totient is φ = 10383505735680.
The previous prime is 15223143514121. The next prime is 15223143514211. The reversal of 15223143514145 is 54141534132251.
It is not a de Polignac number, because 15223143514145 - 210 = 15223143513121 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64196006 + ... + 64432704.
It is an arithmetic number, because the mean of its divisors is an integer number (655872503400).
Almost surely, 215223143514145 is an apocalyptic number.
It is an amenable number.
15223143514145 is a deficient number, since it is larger than the sum of its proper divisors (5764776594655).
15223143514145 is a wasteful number, since it uses less digits than its factorization.
15223143514145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 246425.
The product of its digits is 288000, while the sum is 41.
Adding to 15223143514145 its reverse (54141534132251), we get a palindrome (69364677646396).
The spelling of 15223143514145 in words is "fifteen trillion, two hundred twenty-three billion, one hundred forty-three million, five hundred fourteen thousand, one hundred forty-five".
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